28989324

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8849}}^1$

素因数の和:8879

約数の個数: 72

約数和(自身を含む): 90199200

約数和(自身を除く): 61209876

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 8849, 17698, 26547, 35396, 53094, 61943, 79641, 106188, 115037, 123886, 159282, 185829, 230074, 247772, 318564, 345111, 371658, 460148, 557487, 690222, 743316, 805259, 1035333, 1114974, 1380444, 1610518, 2070666, 2229948, 2415777, 3221036, 4141332, 4831554, 7247331, 9663108, 14494662, 28989324]

約数ペア:

[(1, 28989324), (2, 14494662), (3, 9663108), (4, 7247331), (6, 4831554), (7, 4141332), (9, 3221036), (12, 2415777), (13, 2229948), (14, 2070666), (18, 1610518), (21, 1380444), (26, 1114974), (28, 1035333), (36, 805259), (39, 743316), (42, 690222), (52, 557487), (63, 460148), (78, 371658), (84, 345111), (91, 318564), (117, 247772), (126, 230074), (156, 185829), (182, 159282), (234, 123886), (252, 115037), (273, 106188), (364, 79641), (468, 61943), (546, 53094), (819, 35396), (1092, 26547), (1638, 17698), (3276, 8849)]