393400826

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 743904000

約数和(自身を除く): 350503174

約数列:

[1, 2, 7, 13, 14, 26, 89, 91, 149, 163, 178, 182, 298, 326, 623, 1043, 1141, 1157, 1246, 1937, 2086, 2119, 2282, 2314, 3874, 4238, 8099, 13261, 13559, 14507, 14833, 16198, 24287, 26522, 27118, 29014, 29666, 48574, 92827, 101549, 170009, 172393, 185654, 188591, 203098, 315731, 340018, 344786, 377182, 631462, 1206751, 1320137, 2161543, 2210117, 2413502, 2640274, 4323086, 4420234, 15130801, 28100059, 30261602, 56200118, 196700413, 393400826]

約数ペア:

[(1, 393400826), (2, 196700413), (7, 56200118), (13, 30261602), (14, 28100059), (26, 15130801), (89, 4420234), (91, 4323086), (149, 2640274), (163, 2413502), (178, 2210117), (182, 2161543), (298, 1320137), (326, 1206751), (623, 631462), (1043, 377182), (1141, 344786), (1157, 340018), (1246, 315731), (1937, 203098), (2086, 188591), (2119, 185654), (2282, 172393), (2314, 170009), (3874, 101549), (4238, 92827), (8099, 48574), (13261, 29666), (13559, 29014), (14507, 27118), (14833, 26522), (16198, 24287)]