1644104

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 4095360

約数和(自身を除く): 2451256

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 56, 68, 77, 88, 119, 136, 154, 157, 187, 238, 308, 314, 374, 476, 616, 628, 748, 952, 1099, 1256, 1309, 1496, 1727, 2198, 2618, 2669, 3454, 4396, 5236, 5338, 6908, 8792, 10472, 10676, 12089, 13816, 18683, 21352, 24178, 29359, 37366, 48356, 58718, 74732, 96712, 117436, 149464, 205513, 234872, 411026, 822052, 1644104]

約数ペア:

[(1, 1644104), (2, 822052), (4, 411026), (7, 234872), (8, 205513), (11, 149464), (14, 117436), (17, 96712), (22, 74732), (28, 58718), (34, 48356), (44, 37366), (56, 29359), (68, 24178), (77, 21352), (88, 18683), (119, 13816), (136, 12089), (154, 10676), (157, 10472), (187, 8792), (238, 6908), (308, 5338), (314, 5236), (374, 4396), (476, 3454), (616, 2669), (628, 2618), (748, 2198), (952, 1727), (1099, 1496), (1256, 1309)]