1278784

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:107

約数の個数: 56

約数和(自身を含む): 2880360

約数和(自身を除く): 1601576

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 53, 58, 64, 104, 106, 116, 208, 212, 232, 377, 416, 424, 464, 689, 754, 832, 848, 928, 1378, 1508, 1537, 1696, 1856, 2756, 3016, 3074, 3392, 5512, 6032, 6148, 11024, 12064, 12296, 19981, 22048, 24128, 24592, 39962, 44096, 49184, 79924, 98368, 159848, 319696, 639392, 1278784]

約数ペア:

[(1, 1278784), (2, 639392), (4, 319696), (8, 159848), (13, 98368), (16, 79924), (26, 49184), (29, 44096), (32, 39962), (52, 24592), (53, 24128), (58, 22048), (64, 19981), (104, 12296), (106, 12064), (116, 11024), (208, 6148), (212, 6032), (232, 5512), (377, 3392), (416, 3074), (424, 3016), (464, 2756), (689, 1856), (754, 1696), (832, 1537), (848, 1508), (928, 1378)]