331355205

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:472

約数の個数: 80

約数和(自身を含む): 620991360

約数和(自身を除く): 289636155

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 53, 81, 129, 135, 159, 215, 265, 359, 387, 405, 477, 645, 795, 1077, 1161, 1431, 1795, 1935, 2279, 2385, 3231, 3483, 4293, 5385, 5805, 6837, 7155, 9693, 11395, 15437, 16155, 17415, 19027, 20511, 21465, 29079, 34185, 46311, 48465, 57081, 61533, 77185, 95135, 102555, 138933, 145395, 171243, 184599, 231555, 285405, 307665, 416799, 513729, 694665, 818161, 856215, 922995, 1250397, 1541187, 2083995, 2454483, 2568645, 4090805, 6251985, 7363449, 7705935, 12272415, 22090347, 36817245, 66271041, 110451735, 331355205]

約数ペア:

[(1, 331355205), (3, 110451735), (5, 66271041), (9, 36817245), (15, 22090347), (27, 12272415), (43, 7705935), (45, 7363449), (53, 6251985), (81, 4090805), (129, 2568645), (135, 2454483), (159, 2083995), (215, 1541187), (265, 1250397), (359, 922995), (387, 856215), (405, 818161), (477, 694665), (645, 513729), (795, 416799), (1077, 307665), (1161, 285405), (1431, 231555), (1795, 184599), (1935, 171243), (2279, 145395), (2385, 138933), (3231, 102555), (3483, 95135), (4293, 77185), (5385, 61533), (5805, 57081), (6837, 48465), (7155, 46311), (9693, 34185), (11395, 29079), (15437, 21465), (16155, 20511), (17415, 19027)]