31732065

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 60732672

約数和(自身を除く): 29000607

約数列:

[1, 3, 5, 9, 15, 23, 31, 43, 45, 69, 93, 115, 129, 155, 207, 215, 279, 345, 387, 465, 529, 645, 713, 989, 1035, 1333, 1395, 1587, 1935, 2139, 2645, 2967, 3565, 3999, 4761, 4945, 6417, 6665, 7935, 8901, 10695, 11997, 14835, 16399, 19995, 22747, 23805, 30659, 32085, 44505, 49197, 59985, 68241, 81995, 91977, 113735, 147591, 153295, 204723, 245985, 275931, 341205, 459885, 705157, 737955, 1023615, 1379655, 2115471, 3525785, 6346413, 10577355, 31732065]

約数ペア:

[(1, 31732065), (3, 10577355), (5, 6346413), (9, 3525785), (15, 2115471), (23, 1379655), (31, 1023615), (43, 737955), (45, 705157), (69, 459885), (93, 341205), (115, 275931), (129, 245985), (155, 204723), (207, 153295), (215, 147591), (279, 113735), (345, 91977), (387, 81995), (465, 68241), (529, 59985), (645, 49197), (713, 44505), (989, 32085), (1035, 30659), (1333, 23805), (1395, 22747), (1587, 19995), (1935, 16399), (2139, 14835), (2645, 11997), (2967, 10695), (3565, 8901), (3999, 7935), (4761, 6665), (4945, 6417)]