426673624

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{401}}^1\times {\mathrm{787}}^1$

素因数の和:1220

約数の個数: 48

約数和(自身を含む): 869550120

約数和(自身を除く): 442876496

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 401, 676, 787, 802, 1352, 1574, 1604, 3148, 3208, 5213, 6296, 10231, 10426, 20462, 20852, 40924, 41704, 67769, 81848, 133003, 135538, 266006, 271076, 315587, 532012, 542152, 631174, 1064024, 1262348, 2524696, 4102631, 8205262, 16410524, 32821048, 53334203, 106668406, 213336812, 426673624]

約数ペア:

[(1, 426673624), (2, 213336812), (4, 106668406), (8, 53334203), (13, 32821048), (26, 16410524), (52, 8205262), (104, 4102631), (169, 2524696), (338, 1262348), (401, 1064024), (676, 631174), (787, 542152), (802, 532012), (1352, 315587), (1574, 271076), (1604, 266006), (3148, 135538), (3208, 133003), (5213, 81848), (6296, 67769), (10231, 41704), (10426, 40924), (20462, 20852)]