31781296

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{353}}^1$

素因数の和:709

約数の個数: 40

約数和(自身を含む): 65580624

約数和(自身を除く): 33799328

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 331, 353, 662, 706, 1324, 1412, 2648, 2824, 5296, 5627, 5648, 6001, 11254, 12002, 22508, 24004, 45016, 48008, 90032, 96016, 116843, 233686, 467372, 934744, 1869488, 1986331, 3972662, 7945324, 15890648, 31781296]

約数ペア:

[(1, 31781296), (2, 15890648), (4, 7945324), (8, 3972662), (16, 1986331), (17, 1869488), (34, 934744), (68, 467372), (136, 233686), (272, 116843), (331, 96016), (353, 90032), (662, 48008), (706, 45016), (1324, 24004), (1412, 22508), (2648, 12002), (2824, 11254), (5296, 6001), (5627, 5648)]