31467285

素因数分解:

$3^6\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:209

約数の個数: 56

約数和(自身を含む): 57841560

約数和(自身を除く): 26374275

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 89, 97, 135, 243, 267, 291, 405, 445, 485, 729, 801, 873, 1215, 1335, 1455, 2403, 2619, 3645, 4005, 4365, 7209, 7857, 8633, 12015, 13095, 21627, 23571, 25899, 36045, 39285, 43165, 64881, 70713, 77697, 108135, 117855, 129495, 233091, 324405, 353565, 388485, 699273, 1165455, 2097819, 3496365, 6293457, 10489095, 31467285]

約数ペア:

[(1, 31467285), (3, 10489095), (5, 6293457), (9, 3496365), (15, 2097819), (27, 1165455), (45, 699273), (81, 388485), (89, 353565), (97, 324405), (135, 233091), (243, 129495), (267, 117855), (291, 108135), (405, 77697), (445, 70713), (485, 64881), (729, 43165), (801, 39285), (873, 36045), (1215, 25899), (1335, 23571), (1455, 21627), (2403, 13095), (2619, 12015), (3645, 8633), (4005, 7857), (4365, 7209)]