1380304818

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{30809}}^1$

素因数の和:30967

約数の個数: 48

約数和(自身を含む): 3172197600

約数和(自身を除く): 1791892782

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 131, 171, 262, 342, 393, 786, 1179, 2358, 2489, 4978, 7467, 14934, 22401, 30809, 44802, 61618, 92427, 184854, 277281, 554562, 585371, 1170742, 1756113, 3512226, 4035979, 5268339, 8071958, 10536678, 12107937, 24215874, 36323811, 72647622, 76683601, 153367202, 230050803, 460101606, 690152409, 1380304818]

約数ペア:

[(1, 1380304818), (2, 690152409), (3, 460101606), (6, 230050803), (9, 153367202), (18, 76683601), (19, 72647622), (38, 36323811), (57, 24215874), (114, 12107937), (131, 10536678), (171, 8071958), (262, 5268339), (342, 4035979), (393, 3512226), (786, 1756113), (1179, 1170742), (2358, 585371), (2489, 554562), (4978, 277281), (7467, 184854), (14934, 92427), (22401, 61618), (30809, 44802)]