847990975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{727}}^1$

素因数の和:884

約数の個数: 48

約数和(自身を含む): 1176605248

約数和(自身を除く): 328614273

約数列:

[1, 5, 13, 25, 37, 65, 97, 185, 325, 481, 485, 727, 925, 1261, 2405, 2425, 3589, 3635, 6305, 9451, 12025, 17945, 18175, 26899, 31525, 46657, 47255, 70519, 89725, 134495, 233285, 236275, 349687, 352595, 672475, 916747, 1166425, 1748435, 1762975, 2609203, 4583735, 8742175, 13046015, 22918675, 33919639, 65230075, 169598195, 847990975]

約数ペア:

[(1, 847990975), (5, 169598195), (13, 65230075), (25, 33919639), (37, 22918675), (65, 13046015), (97, 8742175), (185, 4583735), (325, 2609203), (481, 1762975), (485, 1748435), (727, 1166425), (925, 916747), (1261, 672475), (2405, 352595), (2425, 349687), (3589, 236275), (3635, 233285), (6305, 134495), (9451, 89725), (12025, 70519), (17945, 47255), (18175, 46657), (26899, 31525)]