74208729

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1091}}^1$

素因数の和:1221

約数の個数: 32

約数和(自身を含む): 117411840

約数和(自身を除く): 43203111

約数列:

[1, 3, 7, 21, 41, 79, 123, 237, 287, 553, 861, 1091, 1659, 3239, 3273, 7637, 9717, 22673, 22911, 44731, 68019, 86189, 134193, 258567, 313117, 603323, 939351, 1809969, 3533749, 10601247, 24736243, 74208729]

約数ペア:

[(1, 74208729), (3, 24736243), (7, 10601247), (21, 3533749), (41, 1809969), (79, 939351), (123, 603323), (237, 313117), (287, 258567), (553, 134193), (861, 86189), (1091, 68019), (1659, 44731), (3239, 22911), (3273, 22673), (7637, 9717)]