513128

素因数分解:

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

素因数の和:55

約数の個数: 64

約数和(自身を含む): 1296000

約数和(自身を除く): 782872

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 49, 56, 68, 77, 88, 98, 119, 136, 154, 187, 196, 238, 308, 343, 374, 392, 476, 539, 616, 686, 748, 833, 952, 1078, 1309, 1372, 1496, 1666, 2156, 2618, 2744, 3332, 3773, 4312, 5236, 5831, 6664, 7546, 9163, 10472, 11662, 15092, 18326, 23324, 30184, 36652, 46648, 64141, 73304, 128282, 256564, 513128]

約数ペア:

[(1, 513128), (2, 256564), (4, 128282), (7, 73304), (8, 64141), (11, 46648), (14, 36652), (17, 30184), (22, 23324), (28, 18326), (34, 15092), (44, 11662), (49, 10472), (56, 9163), (68, 7546), (77, 6664), (88, 5831), (98, 5236), (119, 4312), (136, 3773), (154, 3332), (187, 2744), (196, 2618), (238, 2156), (308, 1666), (343, 1496), (374, 1372), (392, 1309), (476, 1078), (539, 952), (616, 833), (686, 748)]