397005231

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{2113}}^1$

素因数の和:2535

約数の個数: 32

約数和(自身を含む): 633185280

約数和(自身を除く): 236180049

約数列:

[1, 3, 7, 21, 23, 69, 161, 389, 483, 1167, 2113, 2723, 6339, 8169, 8947, 14791, 26841, 44373, 48599, 62629, 145797, 187887, 340193, 821957, 1020579, 2465871, 5753699, 17261097, 18905011, 56715033, 132335077, 397005231]

約数ペア:

[(1, 397005231), (3, 132335077), (7, 56715033), (21, 18905011), (23, 17261097), (69, 5753699), (161, 2465871), (389, 1020579), (483, 821957), (1167, 340193), (2113, 187887), (2723, 145797), (6339, 62629), (8169, 48599), (8947, 44373), (14791, 26841)]