71771238

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:491

約数の個数: 128

約数和(自身を含む): 204180480

約数和(自身を除く): 132409242

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 41, 42, 54, 63, 66, 77, 82, 99, 123, 126, 154, 189, 198, 231, 246, 287, 297, 369, 378, 421, 451, 462, 574, 594, 693, 738, 842, 861, 902, 1107, 1263, 1353, 1386, 1722, 2079, 2214, 2526, 2583, 2706, 2947, 3157, 3789, 4059, 4158, 4631, 5166, 5894, 6314, 7578, 7749, 8118, 8841, 9262, 9471, 11367, 12177, 13893, 15498, 17261, 17682, 18942, 22734, 24354, 26523, 27786, 28413, 32417, 34522, 41679, 51783, 53046, 56826, 64834, 79569, 83358, 85239, 97251, 103566, 120827, 125037, 155349, 159138, 170478, 189871, 194502, 241654, 250074, 291753, 310698, 362481, 379742, 466047, 569613, 583506, 724962, 875259, 932094, 1087443, 1139226, 1329097, 1708839, 1750518, 2174886, 2658194, 3262329, 3417678, 3987291, 5126517, 6524658, 7974582, 10253034, 11961873, 23923746, 35885619, 71771238]

約数ペア:

[(1, 71771238), (2, 35885619), (3, 23923746), (6, 11961873), (7, 10253034), (9, 7974582), (11, 6524658), (14, 5126517), (18, 3987291), (21, 3417678), (22, 3262329), (27, 2658194), (33, 2174886), (41, 1750518), (42, 1708839), (54, 1329097), (63, 1139226), (66, 1087443), (77, 932094), (82, 875259), (99, 724962), (123, 583506), (126, 569613), (154, 466047), (189, 379742), (198, 362481), (231, 310698), (246, 291753), (287, 250074), (297, 241654), (369, 194502), (378, 189871), (421, 170478), (451, 159138), (462, 155349), (574, 125037), (594, 120827), (693, 103566), (738, 97251), (842, 85239), (861, 83358), (902, 79569), (1107, 64834), (1263, 56826), (1353, 53046), (1386, 51783), (1722, 41679), (2079, 34522), (2214, 32417), (2526, 28413), (2583, 27786), (2706, 26523), (2947, 24354), (3157, 22734), (3789, 18942), (4059, 17682), (4158, 17261), (4631, 15498), (5166, 13893), (5894, 12177), (6314, 11367), (7578, 9471), (7749, 9262), (8118, 8841)]