402471472

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{251}}^1\times {\mathrm{593}}^1$

素因数の和:878

約数の個数: 60

約数和(自身を含む): 849180024

約数和(自身を除く): 446708552

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 251, 338, 502, 593, 676, 1004, 1186, 1352, 2008, 2372, 2704, 3263, 4016, 4744, 6526, 7709, 9488, 13052, 15418, 26104, 30836, 42419, 52208, 61672, 84838, 100217, 123344, 148843, 169676, 200434, 297686, 339352, 400868, 595372, 678704, 801736, 1190744, 1603472, 1934959, 2381488, 3869918, 7739836, 15479672, 25154467, 30959344, 50308934, 100617868, 201235736, 402471472]

約数ペア:

[(1, 402471472), (2, 201235736), (4, 100617868), (8, 50308934), (13, 30959344), (16, 25154467), (26, 15479672), (52, 7739836), (104, 3869918), (169, 2381488), (208, 1934959), (251, 1603472), (338, 1190744), (502, 801736), (593, 678704), (676, 595372), (1004, 400868), (1186, 339352), (1352, 297686), (2008, 200434), (2372, 169676), (2704, 148843), (3263, 123344), (4016, 100217), (4744, 84838), (6526, 61672), (7709, 52208), (9488, 42419), (13052, 30836), (15418, 26104)]