7628418

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{31}}^2$

素因数の和:90

約数の個数: 90

約数和(自身を含む): 20546163

約数和(自身を除く): 12917745

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 49, 54, 62, 63, 81, 93, 98, 126, 147, 162, 186, 189, 217, 279, 294, 378, 434, 441, 558, 567, 651, 837, 882, 961, 1134, 1302, 1323, 1519, 1674, 1922, 1953, 2511, 2646, 2883, 3038, 3906, 3969, 4557, 5022, 5766, 5859, 6727, 7938, 8649, 9114, 11718, 13454, 13671, 17298, 17577, 20181, 25947, 27342, 35154, 40362, 41013, 47089, 51894, 60543, 77841, 82026, 94178, 121086, 123039, 141267, 155682, 181629, 246078, 282534, 363258, 423801, 544887, 847602, 1089774, 1271403, 2542806, 3814209, 7628418]

約数ペア:

[(1, 7628418), (2, 3814209), (3, 2542806), (6, 1271403), (7, 1089774), (9, 847602), (14, 544887), (18, 423801), (21, 363258), (27, 282534), (31, 246078), (42, 181629), (49, 155682), (54, 141267), (62, 123039), (63, 121086), (81, 94178), (93, 82026), (98, 77841), (126, 60543), (147, 51894), (162, 47089), (186, 41013), (189, 40362), (217, 35154), (279, 27342), (294, 25947), (378, 20181), (434, 17577), (441, 17298), (558, 13671), (567, 13454), (651, 11718), (837, 9114), (882, 8649), (961, 7938), (1134, 6727), (1302, 5859), (1323, 5766), (1519, 5022), (1674, 4557), (1922, 3969), (1953, 3906), (2511, 3038), (2646, 2883)]