78921474

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 170311680

約数和(自身を除く): 91390206

約数列:

[1, 2, 3, 6, 31, 41, 62, 79, 82, 93, 123, 131, 158, 186, 237, 246, 262, 393, 474, 786, 1271, 2449, 2542, 3239, 3813, 4061, 4898, 5371, 6478, 7347, 7626, 8122, 9717, 10349, 10742, 12183, 14694, 16113, 19434, 20698, 24366, 31047, 32226, 62094, 100409, 166501, 200818, 301227, 320819, 333002, 424309, 499503, 602454, 641638, 848618, 962457, 999006, 1272927, 1924914, 2545854, 13153579, 26307158, 39460737, 78921474]

約数ペア:

[(1, 78921474), (2, 39460737), (3, 26307158), (6, 13153579), (31, 2545854), (41, 1924914), (62, 1272927), (79, 999006), (82, 962457), (93, 848618), (123, 641638), (131, 602454), (158, 499503), (186, 424309), (237, 333002), (246, 320819), (262, 301227), (393, 200818), (474, 166501), (786, 100409), (1271, 62094), (2449, 32226), (2542, 31047), (3239, 24366), (3813, 20698), (4061, 19434), (4898, 16113), (5371, 14694), (6478, 12183), (7347, 10742), (7626, 10349), (8122, 9717)]