280142135

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{15017}}^1$

素因数の和:15083

約数の個数: 32

約数和(自身を含む): 423868032

約数和(自身を除く): 143725897

約数列:

[1, 5, 7, 13, 35, 41, 65, 91, 205, 287, 455, 533, 1435, 2665, 3731, 15017, 18655, 75085, 105119, 195221, 525595, 615697, 976105, 1366547, 3078485, 4309879, 6832735, 8004061, 21549395, 40020305, 56028427, 280142135]

約数ペア:

[(1, 280142135), (5, 56028427), (7, 40020305), (13, 21549395), (35, 8004061), (41, 6832735), (65, 4309879), (91, 3078485), (205, 1366547), (287, 976105), (455, 615697), (533, 525595), (1435, 195221), (2665, 105119), (3731, 75085), (15017, 18655)]