431614564

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 866132960

約数和(自身を除く): 434518396

約数列:

[1, 2, 4, 17, 19, 34, 38, 43, 68, 76, 86, 172, 289, 323, 457, 578, 646, 731, 817, 914, 1156, 1292, 1462, 1634, 1828, 2924, 3268, 5491, 7769, 8683, 10982, 12427, 13889, 15538, 17366, 19651, 21964, 24854, 27778, 31076, 34732, 39302, 49708, 55556, 78604, 132073, 147611, 236113, 264146, 295222, 334067, 373369, 472226, 528292, 590444, 668134, 746738, 944452, 1336268, 1493476, 2509387, 5018774, 5679139, 6347273, 10037548, 11358278, 12694546, 22716556, 25389092, 107903641, 215807282, 431614564]

約数ペア:

[(1, 431614564), (2, 215807282), (4, 107903641), (17, 25389092), (19, 22716556), (34, 12694546), (38, 11358278), (43, 10037548), (68, 6347273), (76, 5679139), (86, 5018774), (172, 2509387), (289, 1493476), (323, 1336268), (457, 944452), (578, 746738), (646, 668134), (731, 590444), (817, 528292), (914, 472226), (1156, 373369), (1292, 334067), (1462, 295222), (1634, 264146), (1828, 236113), (2924, 147611), (3268, 132073), (5491, 78604), (7769, 55556), (8683, 49708), (10982, 39302), (12427, 34732), (13889, 31076), (15538, 27778), (17366, 24854), (19651, 21964)]