1620210057

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{601}}^1$

素因数の和:953

約数の個数: 32

約数和(自身を含む): 2250998400

約数和(自身を除く): 630788343

約数列:

[1, 3, 37, 111, 149, 163, 447, 489, 601, 1803, 5513, 6031, 16539, 18093, 22237, 24287, 66711, 72861, 89549, 97963, 268647, 293889, 898619, 2695857, 3313313, 3624631, 9939939, 10873893, 14596487, 43789461, 540070019, 1620210057]

約数ペア:

[(1, 1620210057), (3, 540070019), (37, 43789461), (111, 14596487), (149, 10873893), (163, 9939939), (447, 3624631), (489, 3313313), (601, 2695857), (1803, 898619), (5513, 293889), (6031, 268647), (16539, 97963), (18093, 89549), (22237, 72861), (24287, 66711)]