31553964

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{353}}^1$

素因数の和:567

約数の個数: 72

約数和(自身を含む): 86591232

約数和(自身を除く): 55037268

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 191, 234, 353, 382, 468, 573, 706, 764, 1059, 1146, 1412, 1719, 2118, 2292, 2483, 3177, 3438, 4236, 4589, 4966, 6354, 6876, 7449, 9178, 9932, 12708, 13767, 14898, 18356, 22347, 27534, 29796, 41301, 44694, 55068, 67423, 82602, 89388, 134846, 165204, 202269, 269692, 404538, 606807, 809076, 876499, 1213614, 1752998, 2427228, 2629497, 3505996, 5258994, 7888491, 10517988, 15776982, 31553964]

約数ペア:

[(1, 31553964), (2, 15776982), (3, 10517988), (4, 7888491), (6, 5258994), (9, 3505996), (12, 2629497), (13, 2427228), (18, 1752998), (26, 1213614), (36, 876499), (39, 809076), (52, 606807), (78, 404538), (117, 269692), (156, 202269), (191, 165204), (234, 134846), (353, 89388), (382, 82602), (468, 67423), (573, 55068), (706, 44694), (764, 41301), (1059, 29796), (1146, 27534), (1412, 22347), (1719, 18356), (2118, 14898), (2292, 13767), (2483, 12708), (3177, 9932), (3438, 9178), (4236, 7449), (4589, 6876), (4966, 6354)]