15171772

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 34933248

約数和(自身を除く): 19761476

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 49, 62, 77, 98, 124, 154, 196, 217, 227, 308, 341, 434, 454, 539, 682, 868, 908, 1078, 1364, 1519, 1589, 2156, 2387, 2497, 3038, 3178, 4774, 4994, 6076, 6356, 7037, 9548, 9988, 11123, 14074, 16709, 17479, 22246, 28148, 33418, 34958, 44492, 49259, 66836, 69916, 77407, 98518, 122353, 154814, 197036, 244706, 309628, 344813, 489412, 541849, 689626, 1083698, 1379252, 2167396, 3792943, 7585886, 15171772]

約数ペア:

[(1, 15171772), (2, 7585886), (4, 3792943), (7, 2167396), (11, 1379252), (14, 1083698), (22, 689626), (28, 541849), (31, 489412), (44, 344813), (49, 309628), (62, 244706), (77, 197036), (98, 154814), (124, 122353), (154, 98518), (196, 77407), (217, 69916), (227, 66836), (308, 49259), (341, 44492), (434, 34958), (454, 33418), (539, 28148), (682, 22246), (868, 17479), (908, 16709), (1078, 14074), (1364, 11123), (1519, 9988), (1589, 9548), (2156, 7037), (2387, 6356), (2497, 6076), (3038, 4994), (3178, 4774)]