221369595

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{3041}}^1$

素因数の和:3283

約数の個数: 32

約数和(自身を含む): 371464704

約数和(自身を除く): 150095109

約数列:

[1, 3, 5, 15, 23, 69, 115, 211, 345, 633, 1055, 3041, 3165, 4853, 9123, 14559, 15205, 24265, 45615, 69943, 72795, 209829, 349715, 641651, 1049145, 1924953, 3208255, 9624765, 14757973, 44273919, 73789865, 221369595]

約数ペア:

[(1, 221369595), (3, 73789865), (5, 44273919), (15, 14757973), (23, 9624765), (69, 3208255), (115, 1924953), (211, 1049145), (345, 641651), (633, 349715), (1055, 209829), (3041, 72795), (3165, 69943), (4853, 45615), (9123, 24265), (14559, 15205)]