398770997332

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{151}}^1\times {\mathrm{18793}}^1$

素因数の和:19053

約数の個数: 72

約数和(自身を含む): 757079453760

約数和(自身を除く): 358308456428

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 151, 172, 302, 604, 817, 1634, 1849, 2869, 3268, 3698, 5738, 6493, 7396, 11476, 12986, 18793, 25972, 35131, 37586, 70262, 75172, 123367, 140524, 246734, 279199, 357067, 493468, 558398, 714134, 808099, 1116796, 1428268, 1616198, 2837743, 3232396, 5304781, 5675486, 10609562, 11350972, 15353881, 21219124, 30707762, 34748257, 53917117, 61415524, 69496514, 107834234, 122022949, 138993028, 215668468, 244045898, 488091796, 660216883, 1320433766, 2318436031, 2640867532, 4636872062, 5246986807, 9273744124, 10493973614, 20987947228, 99692749333, 199385498666, 398770997332]

約数ペア:

[(1, 398770997332), (2, 199385498666), (4, 99692749333), (19, 20987947228), (38, 10493973614), (43, 9273744124), (76, 5246986807), (86, 4636872062), (151, 2640867532), (172, 2318436031), (302, 1320433766), (604, 660216883), (817, 488091796), (1634, 244045898), (1849, 215668468), (2869, 138993028), (3268, 122022949), (3698, 107834234), (5738, 69496514), (6493, 61415524), (7396, 53917117), (11476, 34748257), (12986, 30707762), (18793, 21219124), (25972, 15353881), (35131, 11350972), (37586, 10609562), (70262, 5675486), (75172, 5304781), (123367, 3232396), (140524, 2837743), (246734, 1616198), (279199, 1428268), (357067, 1116796), (493468, 808099), (558398, 714134)]