671309236

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 1330631064

約数和(自身を除く): 659321828

約数列:

[1, 2, 4, 13, 26, 41, 52, 53, 82, 106, 164, 169, 212, 338, 457, 533, 676, 689, 914, 1066, 1378, 1828, 2132, 2173, 2756, 4346, 5941, 6929, 8692, 8957, 11882, 13858, 17914, 18737, 23764, 24221, 27716, 28249, 35828, 37474, 48442, 56498, 74948, 77233, 96884, 112996, 154466, 243581, 308932, 314873, 367237, 487162, 629746, 734474, 974324, 993061, 1259492, 1468948, 1986122, 3166553, 3972244, 4093349, 6333106, 8186698, 12666212, 12909793, 16373396, 25819586, 51639172, 167827309, 335654618, 671309236]

約数ペア:

[(1, 671309236), (2, 335654618), (4, 167827309), (13, 51639172), (26, 25819586), (41, 16373396), (52, 12909793), (53, 12666212), (82, 8186698), (106, 6333106), (164, 4093349), (169, 3972244), (212, 3166553), (338, 1986122), (457, 1468948), (533, 1259492), (676, 993061), (689, 974324), (914, 734474), (1066, 629746), (1378, 487162), (1828, 367237), (2132, 314873), (2173, 308932), (2756, 243581), (4346, 154466), (5941, 112996), (6929, 96884), (8692, 77233), (8957, 74948), (11882, 56498), (13858, 48442), (17914, 37474), (18737, 35828), (23764, 28249), (24221, 27716)]