26990028

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:695

約数の個数: 72

約数和(自身を含む): 74330256

約数和(自身を除く): 47340228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 101, 117, 156, 202, 234, 303, 404, 468, 571, 606, 909, 1142, 1212, 1313, 1713, 1818, 2284, 2626, 3426, 3636, 3939, 5139, 5252, 6852, 7423, 7878, 10278, 11817, 14846, 15756, 20556, 22269, 23634, 29692, 44538, 47268, 57671, 66807, 89076, 115342, 133614, 173013, 230684, 267228, 346026, 519039, 692052, 749723, 1038078, 1499446, 2076156, 2249169, 2998892, 4498338, 6747507, 8996676, 13495014, 26990028]

約数ペア:

[(1, 26990028), (2, 13495014), (3, 8996676), (4, 6747507), (6, 4498338), (9, 2998892), (12, 2249169), (13, 2076156), (18, 1499446), (26, 1038078), (36, 749723), (39, 692052), (52, 519039), (78, 346026), (101, 267228), (117, 230684), (156, 173013), (202, 133614), (234, 115342), (303, 89076), (404, 66807), (468, 57671), (571, 47268), (606, 44538), (909, 29692), (1142, 23634), (1212, 22269), (1313, 20556), (1713, 15756), (1818, 14846), (2284, 11817), (2626, 10278), (3426, 7878), (3636, 7423), (3939, 6852), (5139, 5252)]