1961028

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 5416320

約数和(自身を除く): 3455292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 47, 57, 61, 76, 94, 114, 122, 141, 171, 183, 188, 228, 244, 282, 342, 366, 423, 549, 564, 684, 732, 846, 893, 1098, 1159, 1692, 1786, 2196, 2318, 2679, 2867, 3477, 3572, 4636, 5358, 5734, 6954, 8037, 8601, 10431, 10716, 11468, 13908, 16074, 17202, 20862, 25803, 32148, 34404, 41724, 51606, 54473, 103212, 108946, 163419, 217892, 326838, 490257, 653676, 980514, 1961028]

約数ペア:

[(1, 1961028), (2, 980514), (3, 653676), (4, 490257), (6, 326838), (9, 217892), (12, 163419), (18, 108946), (19, 103212), (36, 54473), (38, 51606), (47, 41724), (57, 34404), (61, 32148), (76, 25803), (94, 20862), (114, 17202), (122, 16074), (141, 13908), (171, 11468), (183, 10716), (188, 10431), (228, 8601), (244, 8037), (282, 6954), (342, 5734), (366, 5358), (423, 4636), (549, 3572), (564, 3477), (684, 2867), (732, 2679), (846, 2318), (893, 2196), (1098, 1786), (1159, 1692)]