64789452

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19777}}^1$

素因数の和:19807

約数の個数: 72

約数和(自身を含む): 201577376

約数和(自身を除く): 136787924

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, 19777, 39554, 59331, 79108, 118662, 138439, 177993, 237324, 257101, 276878, 355986, 415317, 514202, 553756, 711972, 771303, 830634, 1028404, 1245951, 1542606, 1661268, 1799707, 2313909, 2491902, 3085212, 3599414, 4627818, 4983804, 5399121, 7198828, 9255636, 10798242, 16197363, 21596484, 32394726, 64789452]

約数ペア:

[(1, 64789452), (2, 32394726), (3, 21596484), (4, 16197363), (6, 10798242), (7, 9255636), (9, 7198828), (12, 5399121), (13, 4983804), (14, 4627818), (18, 3599414), (21, 3085212), (26, 2491902), (28, 2313909), (36, 1799707), (39, 1661268), (42, 1542606), (52, 1245951), (63, 1028404), (78, 830634), (84, 771303), (91, 711972), (117, 553756), (126, 514202), (156, 415317), (182, 355986), (234, 276878), (252, 257101), (273, 237324), (364, 177993), (468, 138439), (546, 118662), (819, 79108), (1092, 59331), (1638, 39554), (3276, 19777)]