128379804

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{7043}}^1$

素因数の和:7095

約数の個数: 72

約数和(自身を含む): 359751168

約数和(自身を除く): 231371364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 49, 62, 84, 93, 98, 124, 147, 186, 196, 217, 294, 372, 434, 588, 651, 868, 1302, 1519, 2604, 3038, 4557, 6076, 7043, 9114, 14086, 18228, 21129, 28172, 42258, 49301, 84516, 98602, 147903, 197204, 218333, 295806, 345107, 436666, 591612, 654999, 690214, 873332, 1035321, 1309998, 1380428, 1528331, 2070642, 2619996, 3056662, 4141284, 4584993, 6113324, 9169986, 10698317, 18339972, 21396634, 32094951, 42793268, 64189902, 128379804]

約数ペア:

[(1, 128379804), (2, 64189902), (3, 42793268), (4, 32094951), (6, 21396634), (7, 18339972), (12, 10698317), (14, 9169986), (21, 6113324), (28, 4584993), (31, 4141284), (42, 3056662), (49, 2619996), (62, 2070642), (84, 1528331), (93, 1380428), (98, 1309998), (124, 1035321), (147, 873332), (186, 690214), (196, 654999), (217, 591612), (294, 436666), (372, 345107), (434, 295806), (588, 218333), (651, 197204), (868, 147903), (1302, 98602), (1519, 84516), (2604, 49301), (3038, 42258), (4557, 28172), (6076, 21129), (7043, 18228), (9114, 14086)]