13169961

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 23212800

約数和(自身を除く): 10042839

約数列:

[1, 3, 7, 9, 21, 23, 61, 63, 69, 149, 161, 183, 207, 427, 447, 483, 549, 1043, 1281, 1341, 1403, 1449, 3129, 3427, 3843, 4209, 9089, 9387, 9821, 10281, 12627, 23989, 27267, 29463, 30843, 63623, 71967, 81801, 88389, 190869, 209047, 215901, 572607, 627141, 1463329, 1881423, 4389987, 13169961]

約数ペア:

[(1, 13169961), (3, 4389987), (7, 1881423), (9, 1463329), (21, 627141), (23, 572607), (61, 215901), (63, 209047), (69, 190869), (149, 88389), (161, 81801), (183, 71967), (207, 63623), (427, 30843), (447, 29463), (483, 27267), (549, 23989), (1043, 12627), (1281, 10281), (1341, 9821), (1403, 9387), (1449, 9089), (3129, 4209), (3427, 3843)]