421638516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{900937}}^1$

素因数の和:900960

約数の個数: 36

約数和(自身を含む): 1147795012

約数和(自身を除く): 726156496

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 900937, 1801874, 2702811, 3603748, 5405622, 8108433, 10811244, 11712181, 16216866, 23424362, 32433732, 35136543, 46848724, 70273086, 105409629, 140546172, 210819258, 421638516]

約数ペア:

[(1, 421638516), (2, 210819258), (3, 140546172), (4, 105409629), (6, 70273086), (9, 46848724), (12, 35136543), (13, 32433732), (18, 23424362), (26, 16216866), (36, 11712181), (39, 10811244), (52, 8108433), (78, 5405622), (117, 3603748), (156, 2702811), (234, 1801874), (468, 900937)]