256508749731

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1\times {\mathrm{6053}}^1$

素因数の和:6556

約数の個数: 64

約数和(自身を含む): 383395461120

約数和(自身を除く): 126886711389

約数列:

[1, 3, 13, 39, 47, 61, 141, 183, 379, 611, 793, 1137, 1833, 2379, 2867, 4927, 6053, 8601, 14781, 17813, 18159, 23119, 37271, 53439, 69357, 78689, 111813, 231569, 236067, 284491, 300547, 369233, 694707, 853473, 901641, 1086593, 1107699, 2294087, 3259779, 3698383, 4800029, 6882261, 11095149, 14125709, 14400087, 17353951, 29823131, 42377127, 52061853, 89469393, 107822089, 139939307, 225601363, 323466267, 419817921, 676804089, 1401687157, 1819210991, 4205061471, 5457632973, 6577147429, 19731442287, 85502916577, 256508749731]

約数ペア:

[(1, 256508749731), (3, 85502916577), (13, 19731442287), (39, 6577147429), (47, 5457632973), (61, 4205061471), (141, 1819210991), (183, 1401687157), (379, 676804089), (611, 419817921), (793, 323466267), (1137, 225601363), (1833, 139939307), (2379, 107822089), (2867, 89469393), (4927, 52061853), (6053, 42377127), (8601, 29823131), (14781, 17353951), (17813, 14400087), (18159, 14125709), (23119, 11095149), (37271, 6882261), (53439, 4800029), (69357, 3698383), (78689, 3259779), (111813, 2294087), (231569, 1107699), (236067, 1086593), (284491, 901641), (300547, 853473), (369233, 694707)]