1812972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 4902912

約数和(自身を除く): 3089940

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 113, 191, 226, 339, 382, 452, 573, 678, 764, 791, 1146, 1337, 1356, 1582, 2292, 2373, 2674, 3164, 4011, 4746, 5348, 8022, 9492, 16044, 21583, 43166, 64749, 86332, 129498, 151081, 258996, 302162, 453243, 604324, 906486, 1812972]

約数ペア:

[(1, 1812972), (2, 906486), (3, 604324), (4, 453243), (6, 302162), (7, 258996), (12, 151081), (14, 129498), (21, 86332), (28, 64749), (42, 43166), (84, 21583), (113, 16044), (191, 9492), (226, 8022), (339, 5348), (382, 4746), (452, 4011), (573, 3164), (678, 2674), (764, 2373), (791, 2292), (1146, 1582), (1337, 1356)]