207989288

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2503}}^1$

素因数の和:2586

約数の個数: 64

約数和(自身を含む): 454325760

約数和(自身を除く): 246336472

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 47, 52, 68, 94, 104, 136, 188, 221, 376, 442, 611, 799, 884, 1222, 1598, 1768, 2444, 2503, 3196, 4888, 5006, 6392, 10012, 10387, 20024, 20774, 32539, 41548, 42551, 65078, 83096, 85102, 117641, 130156, 170204, 235282, 260312, 340408, 470564, 553163, 941128, 1106326, 1529333, 1999897, 2212652, 3058666, 3999794, 4425304, 6117332, 7999588, 12234664, 15999176, 25998661, 51997322, 103994644, 207989288]

約数ペア:

[(1, 207989288), (2, 103994644), (4, 51997322), (8, 25998661), (13, 15999176), (17, 12234664), (26, 7999588), (34, 6117332), (47, 4425304), (52, 3999794), (68, 3058666), (94, 2212652), (104, 1999897), (136, 1529333), (188, 1106326), (221, 941128), (376, 553163), (442, 470564), (611, 340408), (799, 260312), (884, 235282), (1222, 170204), (1598, 130156), (1768, 117641), (2444, 85102), (2503, 83096), (3196, 65078), (4888, 42551), (5006, 41548), (6392, 32539), (10012, 20774), (10387, 20024)]