1828638

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:669

約数の個数: 48

約数和(自身を含む): 4732416

約数和(自身を除く): 2903778

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 631, 966, 1262, 1449, 1893, 2898, 3786, 4417, 5679, 8834, 11358, 13251, 14513, 26502, 29026, 39753, 43539, 79506, 87078, 101591, 130617, 203182, 261234, 304773, 609546, 914319, 1828638]

約数ペア:

[(1, 1828638), (2, 914319), (3, 609546), (6, 304773), (7, 261234), (9, 203182), (14, 130617), (18, 101591), (21, 87078), (23, 79506), (42, 43539), (46, 39753), (63, 29026), (69, 26502), (126, 14513), (138, 13251), (161, 11358), (207, 8834), (322, 5679), (414, 4417), (483, 3786), (631, 2898), (966, 1893), (1262, 1449)]