978142462

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 1643490576

約数和(自身を除く): 665348114

約数列:

[1, 2, 11, 22, 121, 137, 163, 181, 242, 274, 326, 362, 1507, 1793, 1991, 3014, 3586, 3982, 16577, 19723, 21901, 22331, 24797, 29503, 33154, 39446, 43802, 44662, 49594, 59006, 245641, 272767, 324533, 491282, 545534, 649066, 2702051, 3000437, 3569863, 4041911, 5404102, 6000874, 7139726, 8083822, 44461021, 88922042, 489071231, 978142462]

約数ペア:

[(1, 978142462), (2, 489071231), (11, 88922042), (22, 44461021), (121, 8083822), (137, 7139726), (163, 6000874), (181, 5404102), (242, 4041911), (274, 3569863), (326, 3000437), (362, 2702051), (1507, 649066), (1793, 545534), (1991, 491282), (3014, 324533), (3586, 272767), (3982, 245641), (16577, 59006), (19723, 49594), (21901, 44662), (22331, 43802), (24797, 39446), (29503, 33154)]