1609839

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 3055104

約数和(自身を除く): 1445265

約数列:

[1, 3, 7, 9, 11, 21, 23, 33, 63, 69, 77, 99, 101, 161, 207, 231, 253, 303, 483, 693, 707, 759, 909, 1111, 1449, 1771, 2121, 2277, 2323, 3333, 5313, 6363, 6969, 7777, 9999, 15939, 16261, 20907, 23331, 25553, 48783, 69993, 76659, 146349, 178871, 229977, 536613, 1609839]

約数ペア:

[(1, 1609839), (3, 536613), (7, 229977), (9, 178871), (11, 146349), (21, 76659), (23, 69993), (33, 48783), (63, 25553), (69, 23331), (77, 20907), (99, 16261), (101, 15939), (161, 9999), (207, 7777), (231, 6969), (253, 6363), (303, 5313), (483, 3333), (693, 2323), (707, 2277), (759, 2121), (909, 1771), (1111, 1449)]