215626995

素因数分解:

$3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 396748800

約数和(自身を除く): 181121805

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 123, 135, 163, 205, 239, 369, 489, 615, 717, 815, 1107, 1195, 1467, 1845, 2151, 2445, 3585, 4401, 5535, 6453, 6683, 7335, 9799, 10755, 20049, 22005, 29397, 32265, 33415, 38957, 48995, 60147, 88191, 100245, 116871, 146985, 180441, 194785, 264573, 300735, 350613, 440955, 584355, 902205, 1051839, 1322865, 1597237, 1753065, 4791711, 5259195, 7986185, 14375133, 23958555, 43125399, 71875665, 215626995]

約数ペア:

[(1, 215626995), (3, 71875665), (5, 43125399), (9, 23958555), (15, 14375133), (27, 7986185), (41, 5259195), (45, 4791711), (123, 1753065), (135, 1597237), (163, 1322865), (205, 1051839), (239, 902205), (369, 584355), (489, 440955), (615, 350613), (717, 300735), (815, 264573), (1107, 194785), (1195, 180441), (1467, 146985), (1845, 116871), (2151, 100245), (2445, 88191), (3585, 60147), (4401, 48995), (5535, 38957), (6453, 33415), (6683, 32265), (7335, 29397), (9799, 22005), (10755, 20049)]