201428451

素因数分解:

$3^4\times 7^1\times {\mathrm{563}}^1\times {\mathrm{631}}^1$

素因数の和:1213

約数の個数: 40

約数和(自身を含む): 345041664

約数和(自身を除く): 143613213

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 563, 567, 631, 1689, 1893, 3941, 4417, 5067, 5679, 11823, 13251, 15201, 17037, 35469, 39753, 45603, 51111, 106407, 119259, 319221, 355253, 357777, 1065759, 2486771, 3197277, 7460313, 9591831, 22380939, 28775493, 67142817, 201428451]

約数ペア:

[(1, 201428451), (3, 67142817), (7, 28775493), (9, 22380939), (21, 9591831), (27, 7460313), (63, 3197277), (81, 2486771), (189, 1065759), (563, 357777), (567, 355253), (631, 319221), (1689, 119259), (1893, 106407), (3941, 51111), (4417, 45603), (5067, 39753), (5679, 35469), (11823, 17037), (13251, 15201)]