220202325

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{19973}}^1$

素因数の和:20003

約数の個数: 54

約数和(自身を含む): 458822754

約数和(自身を除く): 238620429

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 147, 175, 225, 245, 315, 441, 525, 735, 1225, 1575, 2205, 3675, 11025, 19973, 59919, 99865, 139811, 179757, 299595, 419433, 499325, 699055, 898785, 978677, 1258299, 1497975, 2097165, 2936031, 3495275, 4493925, 4893385, 6291495, 8808093, 10485825, 14680155, 24466925, 31457475, 44040465, 73400775, 220202325]

約数ペア:

[(1, 220202325), (3, 73400775), (5, 44040465), (7, 31457475), (9, 24466925), (15, 14680155), (21, 10485825), (25, 8808093), (35, 6291495), (45, 4893385), (49, 4493925), (63, 3495275), (75, 2936031), (105, 2097165), (147, 1497975), (175, 1258299), (225, 978677), (245, 898785), (315, 699055), (441, 499325), (525, 419433), (735, 299595), (1225, 179757), (1575, 139811), (2205, 99865), (3675, 59919), (11025, 19973)]