42820713

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{599}}^1$

素因数の和:678

約数の個数: 36

約数和(自身を含む): 68515200

約数和(自身を除く): 25694487

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 169, 423, 507, 599, 611, 1521, 1797, 1833, 5391, 5499, 7787, 7943, 23361, 23829, 28153, 70083, 71487, 84459, 101231, 253377, 303693, 365989, 911079, 1097967, 3293901, 4757857, 14273571, 42820713]

約数ペア:

[(1, 42820713), (3, 14273571), (9, 4757857), (13, 3293901), (39, 1097967), (47, 911079), (117, 365989), (141, 303693), (169, 253377), (423, 101231), (507, 84459), (599, 71487), (611, 70083), (1521, 28153), (1797, 23829), (1833, 23361), (5391, 7943), (5499, 7787)]