77897915

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{8807}}^1$

素因数の和:8902

約数の個数: 16

約数和(自身を含む): 98297280

約数和(自身を除く): 20399365

約数列:

[1, 5, 29, 61, 145, 305, 1769, 8807, 8845, 44035, 255403, 537227, 1277015, 2686135, 15579583, 77897915]

約数ペア:

[(1, 77897915), (5, 15579583), (29, 2686135), (61, 1277015), (145, 537227), (305, 255403), (1769, 44035), (8807, 8845)]