71928045

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{587}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 143095680

約数和(自身を除く): 71167635

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 389, 587, 1167, 1761, 1945, 2723, 2935, 3501, 4109, 5283, 5835, 8169, 8805, 12327, 13615, 17505, 20545, 24507, 26415, 36981, 40845, 61635, 122535, 184905, 228343, 685029, 1141715, 1598401, 2055087, 3425145, 4795203, 7992005, 10275435, 14385609, 23976015, 71928045]

約数ペア:

[(1, 71928045), (3, 23976015), (5, 14385609), (7, 10275435), (9, 7992005), (15, 4795203), (21, 3425145), (35, 2055087), (45, 1598401), (63, 1141715), (105, 685029), (315, 228343), (389, 184905), (587, 122535), (1167, 61635), (1761, 40845), (1945, 36981), (2723, 26415), (2935, 24507), (3501, 20545), (4109, 17505), (5283, 13615), (5835, 12327), (8169, 8805)]