293131878

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1291}}^1$

素因数の和:1421

約数の個数: 64

約数和(自身を含む): 656377344

約数和(自身を除く): 363245466

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 71, 78, 82, 123, 142, 213, 246, 426, 533, 923, 1066, 1291, 1599, 1846, 2582, 2769, 2911, 3198, 3873, 5538, 5822, 7746, 8733, 16783, 17466, 33566, 37843, 50349, 52931, 75686, 91661, 100698, 105862, 113529, 158793, 183322, 227058, 274983, 317586, 549966, 688103, 1191593, 1376206, 2064309, 2383186, 3574779, 3758101, 4128618, 7149558, 7516202, 11274303, 22548606, 48855313, 97710626, 146565939, 293131878]

約数ペア:

[(1, 293131878), (2, 146565939), (3, 97710626), (6, 48855313), (13, 22548606), (26, 11274303), (39, 7516202), (41, 7149558), (71, 4128618), (78, 3758101), (82, 3574779), (123, 2383186), (142, 2064309), (213, 1376206), (246, 1191593), (426, 688103), (533, 549966), (923, 317586), (1066, 274983), (1291, 227058), (1599, 183322), (1846, 158793), (2582, 113529), (2769, 105862), (2911, 100698), (3198, 91661), (3873, 75686), (5538, 52931), (5822, 50349), (7746, 37843), (8733, 33566), (16783, 17466)]