13824125

素因数分解:

$5^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 48

約数和(自身を含む): 20949552

約数和(自身を除く): 7125427

約数列:

[1, 5, 7, 25, 35, 37, 49, 61, 125, 175, 185, 245, 259, 305, 427, 875, 925, 1225, 1295, 1525, 1813, 2135, 2257, 2989, 4625, 6125, 6475, 7625, 9065, 10675, 11285, 14945, 15799, 32375, 45325, 53375, 56425, 74725, 78995, 110593, 226625, 282125, 373625, 394975, 552965, 1974875, 2764825, 13824125]

約数ペア:

[(1, 13824125), (5, 2764825), (7, 1974875), (25, 552965), (35, 394975), (37, 373625), (49, 282125), (61, 226625), (125, 110593), (175, 78995), (185, 74725), (245, 56425), (259, 53375), (305, 45325), (427, 32375), (875, 15799), (925, 14945), (1225, 11285), (1295, 10675), (1525, 9065), (1813, 7625), (2135, 6475), (2257, 6125), (2989, 4625)]