87740898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2557}}^1$

素因数の和:2631

約数の個数: 64

約数和(自身を含む): 216099840

約数和(自身を除く): 128358942

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 43, 57, 86, 114, 129, 133, 258, 266, 301, 399, 602, 798, 817, 903, 1634, 1806, 2451, 2557, 4902, 5114, 5719, 7671, 11438, 15342, 17157, 17899, 34314, 35798, 48583, 53697, 97166, 107394, 109951, 145749, 219902, 291498, 329853, 340081, 659706, 680162, 769657, 1020243, 1539314, 2040486, 2089069, 2308971, 4178138, 4617942, 6267207, 12534414, 14623483, 29246966, 43870449, 87740898]

約数ペア:

[(1, 87740898), (2, 43870449), (3, 29246966), (6, 14623483), (7, 12534414), (14, 6267207), (19, 4617942), (21, 4178138), (38, 2308971), (42, 2089069), (43, 2040486), (57, 1539314), (86, 1020243), (114, 769657), (129, 680162), (133, 659706), (258, 340081), (266, 329853), (301, 291498), (399, 219902), (602, 145749), (798, 109951), (817, 107394), (903, 97166), (1634, 53697), (1806, 48583), (2451, 35798), (2557, 34314), (4902, 17899), (5114, 17157), (5719, 15342), (7671, 11438)]