245655172

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{4261}}^1$

素因数の和:4372

約数の個数: 48

約数和(自身を含む): 515531520

約数和(自身を除く): 269876348

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 71, 116, 142, 203, 284, 406, 497, 812, 994, 1988, 2059, 4118, 4261, 8236, 8522, 14413, 17044, 28826, 29827, 57652, 59654, 119308, 123569, 247138, 302531, 494276, 605062, 864983, 1210124, 1729966, 2117717, 3459932, 4235434, 8470868, 8773399, 17546798, 35093596, 61413793, 122827586, 245655172]

約数ペア:

[(1, 245655172), (2, 122827586), (4, 61413793), (7, 35093596), (14, 17546798), (28, 8773399), (29, 8470868), (58, 4235434), (71, 3459932), (116, 2117717), (142, 1729966), (203, 1210124), (284, 864983), (406, 605062), (497, 494276), (812, 302531), (994, 247138), (1988, 123569), (2059, 119308), (4118, 59654), (4261, 57652), (8236, 29827), (8522, 28826), (14413, 17044)]