138286918

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{787}}^1$

素因数の和:977

約数の個数: 48

約数和(自身を含む): 265184064

約数和(自身を除く): 126897146

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 163, 326, 539, 787, 1078, 1141, 1574, 1793, 2282, 3586, 5509, 7987, 8657, 11018, 12551, 15974, 17314, 25102, 38563, 60599, 77126, 87857, 121198, 128281, 175714, 256562, 424193, 848386, 897967, 1411091, 1795934, 2822182, 6285769, 9877637, 12571538, 19755274, 69143459, 138286918]

約数ペア:

[(1, 138286918), (2, 69143459), (7, 19755274), (11, 12571538), (14, 9877637), (22, 6285769), (49, 2822182), (77, 1795934), (98, 1411091), (154, 897967), (163, 848386), (326, 424193), (539, 256562), (787, 175714), (1078, 128281), (1141, 121198), (1574, 87857), (1793, 77126), (2282, 60599), (3586, 38563), (5509, 25102), (7987, 17314), (8657, 15974), (11018, 12551)]