15678366921

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{130363}}^1$

素因数の和:130482

約数の個数: 48

約数和(自身を含む): 27332637696

約数和(自身を除く): 11654270775

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 83, 161, 207, 249, 483, 581, 747, 1449, 1743, 1909, 5229, 5727, 13363, 17181, 40089, 120267, 130363, 391089, 912541, 1173267, 2737623, 2998349, 8212869, 8995047, 10820129, 20988443, 26985141, 32460387, 62965329, 75740903, 97381161, 188895987, 227222709, 248862967, 681668127, 746588901, 1742040769, 2239766703, 5226122307, 15678366921]

約数ペア:

[(1, 15678366921), (3, 5226122307), (7, 2239766703), (9, 1742040769), (21, 746588901), (23, 681668127), (63, 248862967), (69, 227222709), (83, 188895987), (161, 97381161), (207, 75740903), (249, 62965329), (483, 32460387), (581, 26985141), (747, 20988443), (1449, 10820129), (1743, 8995047), (1909, 8212869), (5229, 2998349), (5727, 2737623), (13363, 1173267), (17181, 912541), (40089, 391089), (120267, 130363)]