28919124

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1013}}^1$

素因数の和:1097

約数の個数: 72

約数和(自身を含む): 80093832

約数和(自身を除く): 51174708

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 61, 78, 117, 122, 156, 183, 234, 244, 366, 468, 549, 732, 793, 1013, 1098, 1586, 2026, 2196, 2379, 3039, 3172, 4052, 4758, 6078, 7137, 9117, 9516, 12156, 13169, 14274, 18234, 26338, 28548, 36468, 39507, 52676, 61793, 79014, 118521, 123586, 158028, 185379, 237042, 247172, 370758, 474084, 556137, 741516, 803309, 1112274, 1606618, 2224548, 2409927, 3213236, 4819854, 7229781, 9639708, 14459562, 28919124]

約数ペア:

[(1, 28919124), (2, 14459562), (3, 9639708), (4, 7229781), (6, 4819854), (9, 3213236), (12, 2409927), (13, 2224548), (18, 1606618), (26, 1112274), (36, 803309), (39, 741516), (52, 556137), (61, 474084), (78, 370758), (117, 247172), (122, 237042), (156, 185379), (183, 158028), (234, 123586), (244, 118521), (366, 79014), (468, 61793), (549, 52676), (732, 39507), (793, 36468), (1013, 28548), (1098, 26338), (1586, 18234), (2026, 14274), (2196, 13169), (2379, 12156), (3039, 9516), (3172, 9117), (4052, 7137), (4758, 6078)]