815493798

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{2157391}}^1$

素因数の和:2157409

約数の個数: 32

約数和(自身を含む): 2071096320

約数和(自身を除く): 1255602522

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 2157391, 4314782, 6472173, 12944346, 15101737, 19416519, 30203474, 38833038, 45305211, 58249557, 90610422, 116499114, 135915633, 271831266, 407746899, 815493798]

約数ペア:

[(1, 815493798), (2, 407746899), (3, 271831266), (6, 135915633), (7, 116499114), (9, 90610422), (14, 58249557), (18, 45305211), (21, 38833038), (27, 30203474), (42, 19416519), (54, 15101737), (63, 12944346), (126, 6472173), (189, 4314782), (378, 2157391)]