438413690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1453}}^1$

素因数の和:1695

約数の個数: 64

約数和(自身を含む): 932141952

約数和(自身を除く): 493728262

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 211, 286, 422, 715, 1055, 1430, 1453, 2110, 2321, 2743, 2906, 4642, 5486, 7265, 11605, 13715, 14530, 15983, 18889, 23210, 27430, 30173, 31966, 37778, 60346, 79915, 94445, 150865, 159830, 188890, 207779, 301730, 306583, 415558, 613166, 1038895, 1532915, 2077790, 3065830, 3372413, 3985579, 6744826, 7971158, 16862065, 19927895, 33724130, 39855790, 43841369, 87682738, 219206845, 438413690]

約数ペア:

[(1, 438413690), (2, 219206845), (5, 87682738), (10, 43841369), (11, 39855790), (13, 33724130), (22, 19927895), (26, 16862065), (55, 7971158), (65, 6744826), (110, 3985579), (130, 3372413), (143, 3065830), (211, 2077790), (286, 1532915), (422, 1038895), (715, 613166), (1055, 415558), (1430, 306583), (1453, 301730), (2110, 207779), (2321, 188890), (2743, 159830), (2906, 150865), (4642, 94445), (5486, 79915), (7265, 60346), (11605, 37778), (13715, 31966), (14530, 30173), (15983, 27430), (18889, 23210)]