81432468

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{911}}^1$

素因数の和:1125

約数の個数: 72

約数和(自身を含む): 223082496

約数和(自身を除く): 141650028

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 191, 234, 382, 468, 573, 764, 911, 1146, 1719, 1822, 2292, 2483, 2733, 3438, 3644, 4966, 5466, 6876, 7449, 8199, 9932, 10932, 11843, 14898, 16398, 22347, 23686, 29796, 32796, 35529, 44694, 47372, 71058, 89388, 106587, 142116, 174001, 213174, 348002, 426348, 522003, 696004, 1044006, 1566009, 2088012, 2262013, 3132018, 4524026, 6264036, 6786039, 9048052, 13572078, 20358117, 27144156, 40716234, 81432468]

約数ペア:

[(1, 81432468), (2, 40716234), (3, 27144156), (4, 20358117), (6, 13572078), (9, 9048052), (12, 6786039), (13, 6264036), (18, 4524026), (26, 3132018), (36, 2262013), (39, 2088012), (52, 1566009), (78, 1044006), (117, 696004), (156, 522003), (191, 426348), (234, 348002), (382, 213174), (468, 174001), (573, 142116), (764, 106587), (911, 89388), (1146, 71058), (1719, 47372), (1822, 44694), (2292, 35529), (2483, 32796), (2733, 29796), (3438, 23686), (3644, 22347), (4966, 16398), (5466, 14898), (6876, 11843), (7449, 10932), (8199, 9932)]