71391768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1039}}^1$

素因数の和:1464

約数の個数: 64

約数和(自身を含む): 204672000

約数和(自身を除く): 133280232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 409, 818, 1039, 1227, 1636, 2078, 2454, 2863, 3117, 3272, 4156, 4908, 5726, 6234, 7273, 8312, 8589, 9816, 11452, 12468, 14546, 17178, 21819, 22904, 24936, 29092, 34356, 43638, 58184, 68712, 87276, 174552, 424951, 849902, 1274853, 1699804, 2549706, 2974657, 3399608, 5099412, 5949314, 8923971, 10198824, 11898628, 17847942, 23797256, 35695884, 71391768]

約数ペア:

[(1, 71391768), (2, 35695884), (3, 23797256), (4, 17847942), (6, 11898628), (7, 10198824), (8, 8923971), (12, 5949314), (14, 5099412), (21, 3399608), (24, 2974657), (28, 2549706), (42, 1699804), (56, 1274853), (84, 849902), (168, 424951), (409, 174552), (818, 87276), (1039, 68712), (1227, 58184), (1636, 43638), (2078, 34356), (2454, 29092), (2863, 24936), (3117, 22904), (3272, 21819), (4156, 17178), (4908, 14546), (5726, 12468), (6234, 11452), (7273, 9816), (8312, 8589)]