66970917

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{607}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 111541248

約数和(自身を除く): 44570331

約数列:

[1, 3, 9, 13, 23, 39, 41, 69, 117, 123, 207, 299, 369, 533, 607, 897, 943, 1599, 1821, 2691, 2829, 4797, 5463, 7891, 8487, 12259, 13961, 23673, 24887, 36777, 41883, 71019, 74661, 110331, 125649, 181493, 223983, 323531, 544479, 572401, 970593, 1633437, 1717203, 2911779, 5151609, 7441213, 22323639, 66970917]

約数ペア:

[(1, 66970917), (3, 22323639), (9, 7441213), (13, 5151609), (23, 2911779), (39, 1717203), (41, 1633437), (69, 970593), (117, 572401), (123, 544479), (207, 323531), (299, 223983), (369, 181493), (533, 125649), (607, 110331), (897, 74661), (943, 71019), (1599, 41883), (1821, 36777), (2691, 24887), (2829, 23673), (4797, 13961), (5463, 12259), (7891, 8487)]