28970648

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 65007360

約数和(自身を除く): 36036712

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 53, 56, 86, 106, 172, 212, 227, 301, 344, 371, 424, 454, 602, 742, 908, 1204, 1484, 1589, 1816, 2279, 2408, 2968, 3178, 4558, 6356, 9116, 9761, 12031, 12712, 15953, 18232, 19522, 24062, 31906, 39044, 48124, 63812, 68327, 78088, 84217, 96248, 127624, 136654, 168434, 273308, 336868, 517333, 546616, 673736, 1034666, 2069332, 3621331, 4138664, 7242662, 14485324, 28970648]

約数ペア:

[(1, 28970648), (2, 14485324), (4, 7242662), (7, 4138664), (8, 3621331), (14, 2069332), (28, 1034666), (43, 673736), (53, 546616), (56, 517333), (86, 336868), (106, 273308), (172, 168434), (212, 136654), (227, 127624), (301, 96248), (344, 84217), (371, 78088), (424, 68327), (454, 63812), (602, 48124), (742, 39044), (908, 31906), (1204, 24062), (1484, 19522), (1589, 18232), (1816, 15953), (2279, 12712), (2408, 12031), (2968, 9761), (3178, 9116), (4558, 6356)]