42819255

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{821}}^1$

素因数の和:912

約数の個数: 48

約数和(自身を含む): 79503840

約数和(自身を除く): 36684585

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 61, 95, 171, 183, 285, 305, 549, 821, 855, 915, 1159, 2463, 2745, 3477, 4105, 5795, 7389, 10431, 12315, 15599, 17385, 36945, 46797, 50081, 52155, 77995, 140391, 150243, 233985, 250405, 450729, 701955, 751215, 951539, 2253645, 2854617, 4757695, 8563851, 14273085, 42819255]

約数ペア:

[(1, 42819255), (3, 14273085), (5, 8563851), (9, 4757695), (15, 2854617), (19, 2253645), (45, 951539), (57, 751215), (61, 701955), (95, 450729), (171, 250405), (183, 233985), (285, 150243), (305, 140391), (549, 77995), (821, 52155), (855, 50081), (915, 46797), (1159, 36945), (2463, 17385), (2745, 15599), (3477, 12315), (4105, 10431), (5795, 7389)]