72401931

素因数分解:

$3^4\times 7^1\times {\mathrm{149}}^1\times {\mathrm{857}}^1$

素因数の和:1025

約数の個数: 40

約数和(自身を含む): 124581600

約数和(自身を除く): 52179669

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 149, 189, 447, 567, 857, 1043, 1341, 2571, 3129, 4023, 5999, 7713, 9387, 12069, 17997, 23139, 28161, 53991, 69417, 84483, 127693, 161973, 383079, 485919, 893851, 1149237, 2681553, 3447711, 8044659, 10343133, 24133977, 72401931]

約数ペア:

[(1, 72401931), (3, 24133977), (7, 10343133), (9, 8044659), (21, 3447711), (27, 2681553), (63, 1149237), (81, 893851), (149, 485919), (189, 383079), (447, 161973), (567, 127693), (857, 84483), (1043, 69417), (1341, 53991), (2571, 28161), (3129, 23139), (4023, 17997), (5999, 12069), (7713, 9387)]