39891978

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1459}}^1$

素因数の和:1512

約数の個数: 72

約数和(自身を含む): 103858560

約数和(自身を除く): 63966582

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 49, 62, 63, 93, 98, 126, 147, 186, 217, 279, 294, 434, 441, 558, 651, 882, 1302, 1459, 1519, 1953, 2918, 3038, 3906, 4377, 4557, 8754, 9114, 10213, 13131, 13671, 20426, 26262, 27342, 30639, 45229, 61278, 71491, 90458, 91917, 135687, 142982, 183834, 214473, 271374, 316603, 407061, 428946, 633206, 643419, 814122, 949809, 1286838, 1899618, 2216221, 2849427, 4432442, 5698854, 6648663, 13297326, 19945989, 39891978]

約数ペア:

[(1, 39891978), (2, 19945989), (3, 13297326), (6, 6648663), (7, 5698854), (9, 4432442), (14, 2849427), (18, 2216221), (21, 1899618), (31, 1286838), (42, 949809), (49, 814122), (62, 643419), (63, 633206), (93, 428946), (98, 407061), (126, 316603), (147, 271374), (186, 214473), (217, 183834), (279, 142982), (294, 135687), (434, 91917), (441, 90458), (558, 71491), (651, 61278), (882, 45229), (1302, 30639), (1459, 27342), (1519, 26262), (1953, 20426), (2918, 13671), (3038, 13131), (3906, 10213), (4377, 9114), (4557, 8754)]