217671948

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{51679}}^1$

素因数の和:51708

約数の個数: 60

約数和(自身を含む): 612821440

約数和(自身を除く): 395149492

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 51679, 103358, 155037, 206716, 310074, 465111, 620148, 671827, 930222, 1343654, 1395333, 1860444, 2015481, 2687308, 2790666, 4030962, 4185999, 5581332, 6046443, 8061924, 8371998, 12092886, 16743996, 18139329, 24185772, 36278658, 54417987, 72557316, 108835974, 217671948]

約数ペア:

[(1, 217671948), (2, 108835974), (3, 72557316), (4, 54417987), (6, 36278658), (9, 24185772), (12, 18139329), (13, 16743996), (18, 12092886), (26, 8371998), (27, 8061924), (36, 6046443), (39, 5581332), (52, 4185999), (54, 4030962), (78, 2790666), (81, 2687308), (108, 2015481), (117, 1860444), (156, 1395333), (162, 1343654), (234, 930222), (324, 671827), (351, 620148), (468, 465111), (702, 310074), (1053, 206716), (1404, 155037), (2106, 103358), (4212, 51679)]