42816564

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1297}}^1$

素因数の和:1445

約数の個数: 72

約数和(自身を含む): 124732608

約数和(自身を除く): 81916044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 131, 252, 262, 393, 524, 786, 917, 1179, 1297, 1572, 1834, 2358, 2594, 2751, 3668, 3891, 4716, 5188, 5502, 7782, 8253, 9079, 11004, 11673, 15564, 16506, 18158, 23346, 27237, 33012, 36316, 46692, 54474, 81711, 108948, 163422, 169907, 326844, 339814, 509721, 679628, 1019442, 1189349, 1529163, 2038884, 2378698, 3058326, 3568047, 4757396, 6116652, 7136094, 10704141, 14272188, 21408282, 42816564]

約数ペア:

[(1, 42816564), (2, 21408282), (3, 14272188), (4, 10704141), (6, 7136094), (7, 6116652), (9, 4757396), (12, 3568047), (14, 3058326), (18, 2378698), (21, 2038884), (28, 1529163), (36, 1189349), (42, 1019442), (63, 679628), (84, 509721), (126, 339814), (131, 326844), (252, 169907), (262, 163422), (393, 108948), (524, 81711), (786, 54474), (917, 46692), (1179, 36316), (1297, 33012), (1572, 27237), (1834, 23346), (2358, 18158), (2594, 16506), (2751, 15564), (3668, 11673), (3891, 11004), (4716, 9079), (5188, 8253), (5502, 7782)]