87436648

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1997}}^1$

素因数の和:2437

約数の個数: 32

約数和(自身を含む): 177062760

約数和(自身を除く): 89626112

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 421, 842, 1684, 1997, 3368, 3994, 5473, 7988, 10946, 15976, 21892, 25961, 43784, 51922, 103844, 207688, 840737, 1681474, 3362948, 6725896, 10929581, 21859162, 43718324, 87436648]

約数ペア:

[(1, 87436648), (2, 43718324), (4, 21859162), (8, 10929581), (13, 6725896), (26, 3362948), (52, 1681474), (104, 840737), (421, 207688), (842, 103844), (1684, 51922), (1997, 43784), (3368, 25961), (3994, 21892), (5473, 15976), (7988, 10946)]