1381254784

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{118583}}^1$

素因数の和:118617

約数の個数: 64

約数和(自身を含む): 3386759040

約数和(自身を除く): 2005504256

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 2912, 5824, 11648, 118583, 237166, 474332, 830081, 948664, 1541579, 1660162, 1897328, 3083158, 3320324, 3794656, 6166316, 6640648, 7589312, 10791053, 12332632, 13281296, 15178624, 21582106, 24665264, 26562592, 43164212, 49330528, 53125184, 86328424, 98661056, 106250368, 172656848, 197322112, 345313696, 690627392, 1381254784]

約数ペア:

[(1, 1381254784), (2, 690627392), (4, 345313696), (7, 197322112), (8, 172656848), (13, 106250368), (14, 98661056), (16, 86328424), (26, 53125184), (28, 49330528), (32, 43164212), (52, 26562592), (56, 24665264), (64, 21582106), (91, 15178624), (104, 13281296), (112, 12332632), (128, 10791053), (182, 7589312), (208, 6640648), (224, 6166316), (364, 3794656), (416, 3320324), (448, 3083158), (728, 1897328), (832, 1660162), (896, 1541579), (1456, 948664), (1664, 830081), (2912, 474332), (5824, 237166), (11648, 118583)]