31016776

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:382

約数の個数: 64

約数和(自身を含む): 69984000

約数和(自身を除く): 38967224

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 71, 116, 142, 203, 232, 269, 284, 406, 497, 538, 568, 812, 994, 1076, 1624, 1883, 1988, 2059, 2152, 3766, 3976, 4118, 7532, 7801, 8236, 14413, 15064, 15602, 16472, 19099, 28826, 31204, 38198, 54607, 57652, 62408, 76396, 109214, 115304, 133693, 152792, 218428, 267386, 436856, 534772, 553871, 1069544, 1107742, 2215484, 3877097, 4430968, 7754194, 15508388, 31016776]

約数ペア:

[(1, 31016776), (2, 15508388), (4, 7754194), (7, 4430968), (8, 3877097), (14, 2215484), (28, 1107742), (29, 1069544), (56, 553871), (58, 534772), (71, 436856), (116, 267386), (142, 218428), (203, 152792), (232, 133693), (269, 115304), (284, 109214), (406, 76396), (497, 62408), (538, 57652), (568, 54607), (812, 38198), (994, 31204), (1076, 28826), (1624, 19099), (1883, 16472), (1988, 15602), (2059, 15064), (2152, 14413), (3766, 8236), (3976, 7801), (4118, 7532)]