219971538

素因数分解:

$2^1\times 3^4\times {\mathrm{103}}^1\times {\mathrm{13183}}^1$

素因数の和:13300

約数の個数: 40

約数和(自身を含む): 497722368

約数和(自身を除く): 277750830

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 103, 162, 206, 309, 618, 927, 1854, 2781, 5562, 8343, 13183, 16686, 26366, 39549, 79098, 118647, 237294, 355941, 711882, 1067823, 1357849, 2135646, 2715698, 4073547, 8147094, 12220641, 24441282, 36661923, 73323846, 109985769, 219971538]

約数ペア:

[(1, 219971538), (2, 109985769), (3, 73323846), (6, 36661923), (9, 24441282), (18, 12220641), (27, 8147094), (54, 4073547), (81, 2715698), (103, 2135646), (162, 1357849), (206, 1067823), (309, 711882), (618, 355941), (927, 237294), (1854, 118647), (2781, 79098), (5562, 39549), (8343, 26366), (13183, 16686)]