15691513990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1447}}^1\times {\mathrm{25219}}^1$

素因数の和:26716

約数の個数: 32

約数和(自身を含む): 28922699520

約数和(自身を除く): 13231185530

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 1447, 2894, 7235, 14470, 25219, 50438, 62221, 124442, 126095, 252190, 311105, 622210, 1084417, 2168834, 5422085, 10844170, 36491893, 72983786, 182459465, 364918930, 1569151399, 3138302798, 7845756995, 15691513990]

約数ペア:

[(1, 15691513990), (2, 7845756995), (5, 3138302798), (10, 1569151399), (43, 364918930), (86, 182459465), (215, 72983786), (430, 36491893), (1447, 10844170), (2894, 5422085), (7235, 2168834), (14470, 1084417), (25219, 622210), (50438, 311105), (62221, 252190), (124442, 126095)]