28466475

素因数分解:

$3^1\times 5^2\times {\mathrm{383}}^1\times {\mathrm{991}}^1$

素因数の和:1387

約数の個数: 24

約数和(自身を含む): 47235072

約数和(自身を除く): 18768597

約数列:

[1, 3, 5, 15, 25, 75, 383, 991, 1149, 1915, 2973, 4955, 5745, 9575, 14865, 24775, 28725, 74325, 379553, 1138659, 1897765, 5693295, 9488825, 28466475]

約数ペア:

[(1, 28466475), (3, 9488825), (5, 5693295), (15, 1897765), (25, 1138659), (75, 379553), (383, 74325), (991, 28725), (1149, 24775), (1915, 14865), (2973, 9575), (4955, 5745)]