31319298

素因数分解:

$2^1\times 3^6\times {\mathrm{21481}}^1$

素因数の和:21501

約数の個数: 28

約数和(自身を含む): 70439478

約数和(自身を除く): 39120180

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 21481, 42962, 64443, 128886, 193329, 386658, 579987, 1159974, 1739961, 3479922, 5219883, 10439766, 15659649, 31319298]

約数ペア:

[(1, 31319298), (2, 15659649), (3, 10439766), (6, 5219883), (9, 3479922), (18, 1739961), (27, 1159974), (54, 579987), (81, 386658), (162, 193329), (243, 128886), (486, 64443), (729, 42962), (1458, 21481)]