7557390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{641}}^1$

素因数の和:785

約数の個数: 48

約数和(自身を含む): 19830096

約数和(自身を除く): 12272706

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 262, 393, 641, 655, 786, 1179, 1282, 1310, 1923, 1965, 2358, 3205, 3846, 3930, 5769, 5895, 6410, 9615, 11538, 11790, 19230, 28845, 57690, 83971, 167942, 251913, 419855, 503826, 755739, 839710, 1259565, 1511478, 2519130, 3778695, 7557390]

約数ペア:

[(1, 7557390), (2, 3778695), (3, 2519130), (5, 1511478), (6, 1259565), (9, 839710), (10, 755739), (15, 503826), (18, 419855), (30, 251913), (45, 167942), (90, 83971), (131, 57690), (262, 28845), (393, 19230), (641, 11790), (655, 11538), (786, 9615), (1179, 6410), (1282, 5895), (1310, 5769), (1923, 3930), (1965, 3846), (2358, 3205)]