12788766

素因数分解:

$2^1\times 3^4\times {\mathrm{89}}^1\times {\mathrm{887}}^1$

素因数の和:990

約数の個数: 40

約数和(自身を含む): 29010960

約数和(自身を除く): 16222194

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 89, 162, 178, 267, 534, 801, 887, 1602, 1774, 2403, 2661, 4806, 5322, 7209, 7983, 14418, 15966, 23949, 47898, 71847, 78943, 143694, 157886, 236829, 473658, 710487, 1420974, 2131461, 4262922, 6394383, 12788766]

約数ペア:

[(1, 12788766), (2, 6394383), (3, 4262922), (6, 2131461), (9, 1420974), (18, 710487), (27, 473658), (54, 236829), (81, 157886), (89, 143694), (162, 78943), (178, 71847), (267, 47898), (534, 23949), (801, 15966), (887, 14418), (1602, 7983), (1774, 7209), (2403, 5322), (2661, 4806)]