1338863575

素因数分解:

$5^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{359}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 1930590720

約数和(自身を除く): 591727145

約数列:

[1, 5, 7, 25, 35, 101, 175, 211, 359, 505, 707, 1055, 1477, 1795, 2513, 2525, 3535, 5275, 7385, 8975, 12565, 17675, 21311, 36259, 36925, 62825, 75749, 106555, 149177, 181295, 253813, 378745, 530243, 532775, 745885, 906475, 1269065, 1893725, 2651215, 3729425, 6345325, 7650649, 13256075, 38253245, 53554543, 191266225, 267772715, 1338863575]

約数ペア:

[(1, 1338863575), (5, 267772715), (7, 191266225), (25, 53554543), (35, 38253245), (101, 13256075), (175, 7650649), (211, 6345325), (359, 3729425), (505, 2651215), (707, 1893725), (1055, 1269065), (1477, 906475), (1795, 745885), (2513, 532775), (2525, 530243), (3535, 378745), (5275, 253813), (7385, 181295), (8975, 149177), (12565, 106555), (17675, 75749), (21311, 62825), (36259, 36925)]