1020121487

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{12347}}^1$

素因数の和:12431

約数の個数: 32

約数和(自身を含む): 1351365120

約数和(自身を除く): 331243633

約数列:

[1, 7, 11, 29, 37, 77, 203, 259, 319, 407, 1073, 2233, 2849, 7511, 11803, 12347, 82621, 86429, 135817, 358063, 456839, 950719, 2506441, 3197873, 3938693, 5025229, 13248331, 27570851, 35176603, 92738317, 145731641, 1020121487]

約数ペア:

[(1, 1020121487), (7, 145731641), (11, 92738317), (29, 35176603), (37, 27570851), (77, 13248331), (203, 5025229), (259, 3938693), (319, 3197873), (407, 2506441), (1073, 950719), (2233, 456839), (2849, 358063), (7511, 135817), (11803, 86429), (12347, 82621)]