31113243

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 53913600

約数和(自身を除く): 22800357

約数列:

[1, 3, 7, 9, 21, 31, 63, 89, 93, 179, 217, 267, 279, 537, 623, 651, 801, 1253, 1611, 1869, 1953, 2759, 3759, 5549, 5607, 8277, 11277, 15931, 16647, 19313, 24831, 38843, 47793, 49941, 57939, 111517, 116529, 143379, 173817, 334551, 349587, 493861, 1003653, 1481583, 3457027, 4444749, 10371081, 31113243]

約数ペア:

[(1, 31113243), (3, 10371081), (7, 4444749), (9, 3457027), (21, 1481583), (31, 1003653), (63, 493861), (89, 349587), (93, 334551), (179, 173817), (217, 143379), (267, 116529), (279, 111517), (537, 57939), (623, 49941), (651, 47793), (801, 38843), (1253, 24831), (1611, 19313), (1869, 16647), (1953, 15931), (2759, 11277), (3759, 8277), (5549, 5607)]