389928

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 1221120

約数和(自身を除く): 831192

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 211, 231, 264, 308, 422, 462, 616, 633, 844, 924, 1266, 1477, 1688, 1848, 2321, 2532, 2954, 4431, 4642, 5064, 5908, 6963, 8862, 9284, 11816, 13926, 16247, 17724, 18568, 27852, 32494, 35448, 48741, 55704, 64988, 97482, 129976, 194964, 389928]

約数ペア:

[(1, 389928), (2, 194964), (3, 129976), (4, 97482), (6, 64988), (7, 55704), (8, 48741), (11, 35448), (12, 32494), (14, 27852), (21, 18568), (22, 17724), (24, 16247), (28, 13926), (33, 11816), (42, 9284), (44, 8862), (56, 6963), (66, 5908), (77, 5064), (84, 4642), (88, 4431), (132, 2954), (154, 2532), (168, 2321), (211, 1848), (231, 1688), (264, 1477), (308, 1266), (422, 924), (462, 844), (616, 633)]