894781784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{128413}}^1$

素因数の和:128499

約数の個数: 32

約数和(自身を含む): 1833751920

約数和(自身を除く): 938970136

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 268, 536, 871, 1742, 3484, 6968, 128413, 256826, 513652, 1027304, 1669369, 3338738, 6677476, 8603671, 13354952, 17207342, 34414684, 68829368, 111847723, 223695446, 447390892, 894781784]

約数ペア:

[(1, 894781784), (2, 447390892), (4, 223695446), (8, 111847723), (13, 68829368), (26, 34414684), (52, 17207342), (67, 13354952), (104, 8603671), (134, 6677476), (268, 3338738), (536, 1669369), (871, 1027304), (1742, 513652), (3484, 256826), (6968, 128413)]