31091268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{15331}}^1$

素因数の和:15364

約数の個数: 36

約数和(自身を含む): 78561168

約数和(自身を除く): 47469900

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 15331, 30662, 45993, 61324, 91986, 183972, 199303, 398606, 597909, 797212, 1195818, 2391636, 2590939, 5181878, 7772817, 10363756, 15545634, 31091268]

約数ペア:

[(1, 31091268), (2, 15545634), (3, 10363756), (4, 7772817), (6, 5181878), (12, 2590939), (13, 2391636), (26, 1195818), (39, 797212), (52, 597909), (78, 398606), (156, 199303), (169, 183972), (338, 91986), (507, 61324), (676, 45993), (1014, 30662), (2028, 15331)]