71487969

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1051}}^1$

素因数の和:1181

約数の個数: 32

約数和(自身を含む): 113111040

約数和(自身を除く): 41623071

約数列:

[1, 3, 7, 21, 41, 79, 123, 237, 287, 553, 861, 1051, 1659, 3153, 3239, 7357, 9717, 22071, 22673, 43091, 68019, 83029, 129273, 249087, 301637, 581203, 904911, 1743609, 3404189, 10212567, 23829323, 71487969]

約数ペア:

[(1, 71487969), (3, 23829323), (7, 10212567), (21, 3404189), (41, 1743609), (79, 904911), (123, 581203), (237, 301637), (287, 249087), (553, 129273), (861, 83029), (1051, 68019), (1659, 43091), (3153, 22673), (3239, 22071), (7357, 9717)]