28494774

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 81874800

約数和(自身を除く): 53380026

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 49, 54, 63, 66, 77, 89, 98, 99, 121, 126, 147, 154, 178, 189, 198, 231, 242, 267, 294, 297, 363, 378, 441, 462, 534, 539, 594, 623, 693, 726, 801, 847, 882, 979, 1078, 1089, 1246, 1323, 1386, 1602, 1617, 1694, 1869, 1958, 2079, 2178, 2403, 2541, 2646, 2937, 3234, 3267, 3738, 4158, 4361, 4806, 4851, 5082, 5607, 5874, 5929, 6534, 6853, 7623, 8722, 8811, 9702, 10769, 11214, 11858, 13083, 13706, 14553, 15246, 16821, 17622, 17787, 20559, 21538, 22869, 26166, 26433, 29106, 32307, 33642, 35574, 39249, 41118, 45738, 47971, 52866, 53361, 61677, 64614, 75383, 78498, 95942, 96921, 106722, 117747, 123354, 143913, 150766, 160083, 185031, 193842, 226149, 235494, 287826, 290763, 320166, 370062, 431739, 452298, 527681, 581526, 678447, 863478, 1055362, 1295217, 1356894, 1583043, 2035341, 2590434, 3166086, 4070682, 4749129, 9498258, 14247387, 28494774]

約数ペア:

[(1, 28494774), (2, 14247387), (3, 9498258), (6, 4749129), (7, 4070682), (9, 3166086), (11, 2590434), (14, 2035341), (18, 1583043), (21, 1356894), (22, 1295217), (27, 1055362), (33, 863478), (42, 678447), (49, 581526), (54, 527681), (63, 452298), (66, 431739), (77, 370062), (89, 320166), (98, 290763), (99, 287826), (121, 235494), (126, 226149), (147, 193842), (154, 185031), (178, 160083), (189, 150766), (198, 143913), (231, 123354), (242, 117747), (267, 106722), (294, 96921), (297, 95942), (363, 78498), (378, 75383), (441, 64614), (462, 61677), (534, 53361), (539, 52866), (594, 47971), (623, 45738), (693, 41118), (726, 39249), (801, 35574), (847, 33642), (882, 32307), (979, 29106), (1078, 26433), (1089, 26166), (1246, 22869), (1323, 21538), (1386, 20559), (1602, 17787), (1617, 17622), (1694, 16821), (1869, 15246), (1958, 14553), (2079, 13706), (2178, 13083), (2403, 11858), (2541, 11214), (2646, 10769), (2937, 9702), (3234, 8811), (3267, 8722), (3738, 7623), (4158, 6853), (4361, 6534), (4806, 5929), (4851, 5874), (5082, 5607)]