16221128

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1549}}^1$

素因数の和:1590

約数の個数: 64

約数和(自身を含む): 40176000

約数和(自身を除く): 23954872

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 56, 68, 77, 88, 119, 136, 154, 187, 238, 308, 374, 476, 616, 748, 952, 1309, 1496, 1549, 2618, 3098, 5236, 6196, 10472, 10843, 12392, 17039, 21686, 26333, 34078, 43372, 52666, 68156, 86744, 105332, 119273, 136312, 184331, 210664, 238546, 289663, 368662, 477092, 579326, 737324, 954184, 1158652, 1474648, 2027641, 2317304, 4055282, 8110564, 16221128]

約数ペア:

[(1, 16221128), (2, 8110564), (4, 4055282), (7, 2317304), (8, 2027641), (11, 1474648), (14, 1158652), (17, 954184), (22, 737324), (28, 579326), (34, 477092), (44, 368662), (56, 289663), (68, 238546), (77, 210664), (88, 184331), (119, 136312), (136, 119273), (154, 105332), (187, 86744), (238, 68156), (308, 52666), (374, 43372), (476, 34078), (616, 26333), (748, 21686), (952, 17039), (1309, 12392), (1496, 10843), (1549, 10472), (2618, 6196), (3098, 5236)]