13285146721

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{197}}^1\times {\mathrm{773}}^1$

素因数の和:1102

約数の個数: 48

約数和(自身を含む): 16958253312

約数和(自身を除く): 3673106591

約数列:

[1, 7, 11, 77, 103, 121, 197, 721, 773, 847, 1133, 1379, 2167, 5411, 7931, 8503, 12463, 15169, 20291, 23837, 59521, 79619, 87241, 93533, 142037, 152281, 166859, 223201, 557333, 654731, 875809, 1065967, 1562407, 1675091, 2455211, 6130663, 9633899, 11725637, 15684943, 17186477, 18426001, 67437293, 109794601, 128982007, 172534373, 1207740611, 1897878103, 13285146721]

約数ペア:

[(1, 13285146721), (7, 1897878103), (11, 1207740611), (77, 172534373), (103, 128982007), (121, 109794601), (197, 67437293), (721, 18426001), (773, 17186477), (847, 15684943), (1133, 11725637), (1379, 9633899), (2167, 6130663), (5411, 2455211), (7931, 1675091), (8503, 1562407), (12463, 1065967), (15169, 875809), (20291, 654731), (23837, 557333), (59521, 223201), (79619, 166859), (87241, 152281), (93533, 142037)]