84784908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{397}}^1$

素因数の和:491

約数の個数: 72

約数和(自身を含む): 219514512

約数和(自身を除く): 134729604

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 397, 444, 481, 794, 962, 1191, 1369, 1443, 1588, 1924, 2382, 2738, 2886, 4107, 4764, 5161, 5476, 5772, 8214, 10322, 14689, 15483, 16428, 17797, 20644, 29378, 30966, 35594, 44067, 53391, 58756, 61932, 71188, 88134, 106782, 176268, 190957, 213564, 381914, 543493, 572871, 763828, 1086986, 1145742, 1630479, 2173972, 2291484, 3260958, 6521916, 7065409, 14130818, 21196227, 28261636, 42392454, 84784908]

約数ペア:

[(1, 84784908), (2, 42392454), (3, 28261636), (4, 21196227), (6, 14130818), (12, 7065409), (13, 6521916), (26, 3260958), (37, 2291484), (39, 2173972), (52, 1630479), (74, 1145742), (78, 1086986), (111, 763828), (148, 572871), (156, 543493), (222, 381914), (397, 213564), (444, 190957), (481, 176268), (794, 106782), (962, 88134), (1191, 71188), (1369, 61932), (1443, 58756), (1588, 53391), (1924, 44067), (2382, 35594), (2738, 30966), (2886, 29378), (4107, 20644), (4764, 17797), (5161, 16428), (5476, 15483), (5772, 14689), (8214, 10322)]