7863390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2131}}^1$

素因数の和:2185

約数の個数: 48

約数和(自身を含む): 20953296

約数和(自身を除く): 13089906

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 82, 90, 123, 205, 246, 369, 410, 615, 738, 1230, 1845, 2131, 3690, 4262, 6393, 10655, 12786, 19179, 21310, 31965, 38358, 63930, 87371, 95895, 174742, 191790, 262113, 436855, 524226, 786339, 873710, 1310565, 1572678, 2621130, 3931695, 7863390]

約数ペア:

[(1, 7863390), (2, 3931695), (3, 2621130), (5, 1572678), (6, 1310565), (9, 873710), (10, 786339), (15, 524226), (18, 436855), (30, 262113), (41, 191790), (45, 174742), (82, 95895), (90, 87371), (123, 63930), (205, 38358), (246, 31965), (369, 21310), (410, 19179), (615, 12786), (738, 10655), (1230, 6393), (1845, 4262), (2131, 3690)]