90421215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{5813}}^1$

素因数の和:5899

約数の個数: 32

約数和(自身を含む): 155722176

約数和(自身を除く): 65300961

約数列:

[1, 3, 5, 15, 17, 51, 61, 85, 183, 255, 305, 915, 1037, 3111, 5185, 5813, 15555, 17439, 29065, 87195, 98821, 296463, 354593, 494105, 1063779, 1482315, 1772965, 5318895, 6028081, 18084243, 30140405, 90421215]

約数ペア:

[(1, 90421215), (3, 30140405), (5, 18084243), (15, 6028081), (17, 5318895), (51, 1772965), (61, 1482315), (85, 1063779), (183, 494105), (255, 354593), (305, 296463), (915, 98821), (1037, 87195), (3111, 29065), (5185, 17439), (5813, 15555)]