15996942

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:657

約数の個数: 48

約数和(自身を含む): 37674000

約数和(自身を除く): 21677058

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 137, 234, 274, 411, 499, 822, 998, 1233, 1497, 1781, 2466, 2994, 3562, 4491, 5343, 6487, 8982, 10686, 12974, 16029, 19461, 32058, 38922, 58383, 68363, 116766, 136726, 205089, 410178, 615267, 888719, 1230534, 1777438, 2666157, 5332314, 7998471, 15996942]

約数ペア:

[(1, 15996942), (2, 7998471), (3, 5332314), (6, 2666157), (9, 1777438), (13, 1230534), (18, 888719), (26, 615267), (39, 410178), (78, 205089), (117, 136726), (137, 116766), (234, 68363), (274, 58383), (411, 38922), (499, 32058), (822, 19461), (998, 16029), (1233, 12974), (1497, 10686), (1781, 8982), (2466, 6487), (2994, 5343), (3562, 4491)]