291225590

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{1699}}^1$

素因数の和:2048

約数の個数: 32

約数和(自身を含む): 535010400

約数和(自身を除く): 243784810

約数列:

[1, 2, 5, 10, 61, 122, 281, 305, 562, 610, 1405, 1699, 2810, 3398, 8495, 16990, 17141, 34282, 85705, 103639, 171410, 207278, 477419, 518195, 954838, 1036390, 2387095, 4774190, 29122559, 58245118, 145612795, 291225590]

約数ペア:

[(1, 291225590), (2, 145612795), (5, 58245118), (10, 29122559), (61, 4774190), (122, 2387095), (281, 1036390), (305, 954838), (562, 518195), (610, 477419), (1405, 207278), (1699, 171410), (2810, 103639), (3398, 85705), (8495, 34282), (16990, 17141)]