81074916

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{907}}^1$

素因数の和:1121

約数の個数: 72

約数和(自身を含む): 222104064

約数和(自身を除く): 141029148

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, 907, 1146, 1719, 1814, 2292, 2483, 2721, 3438, 3628, 4966, 5442, 6876, 7449, 8163, 9932, 10884, 11791, 14898, 16326, 22347, 23582, 29796, 32652, 35373, 44694, 47164, 70746, 89388, 106119, 141492, 173237, 212238, 346474, 424476, 519711, 692948, 1039422, 1559133, 2078844, 2252081, 3118266, 4504162, 6236532, 6756243, 9008324, 13512486, 20268729, 27024972, 40537458, 81074916]

約数ペア:

[(1, 81074916), (2, 40537458), (3, 27024972), (4, 20268729), (6, 13512486), (9, 9008324), (12, 6756243), (13, 6236532), (18, 4504162), (26, 3118266), (36, 2252081), (39, 2078844), (52, 1559133), (78, 1039422), (117, 692948), (156, 519711), (191, 424476), (234, 346474), (382, 212238), (468, 173237), (573, 141492), (764, 106119), (907, 89388), (1146, 70746), (1719, 47164), (1814, 44694), (2292, 35373), (2483, 32652), (2721, 29796), (3438, 23582), (3628, 22347), (4966, 16326), (5442, 14898), (6876, 11791), (7449, 10884), (8163, 9932)]