415776963

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1\times {\mathrm{907}}^1$

素因数の和:1263

約数の個数: 32

約数和(自身を含む): 644345856

約数和(自身を除く): 228568893

約数列:

[1, 3, 7, 21, 83, 249, 263, 581, 789, 907, 1743, 1841, 2721, 5523, 6349, 19047, 21829, 65487, 75281, 152803, 225843, 238541, 458409, 526967, 715623, 1580901, 1669787, 5009361, 19798903, 59396709, 138592321, 415776963]

約数ペア:

[(1, 415776963), (3, 138592321), (7, 59396709), (21, 19798903), (83, 5009361), (249, 1669787), (263, 1580901), (581, 715623), (789, 526967), (907, 458409), (1743, 238541), (1841, 225843), (2721, 152803), (5523, 75281), (6349, 65487), (19047, 21829)]