440040258

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{120427}}^1$

素因数の和:120471

約数の個数: 48

約数和(自身を含む): 1127206080

約数和(自身を除く): 687165822

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 174, 203, 261, 406, 522, 609, 1218, 1827, 3654, 120427, 240854, 361281, 722562, 842989, 1083843, 1685978, 2167686, 2528967, 3492383, 5057934, 6984766, 7586901, 10477149, 15173802, 20954298, 24446681, 31431447, 48893362, 62862894, 73340043, 146680086, 220020129, 440040258]

約数ペア:

[(1, 440040258), (2, 220020129), (3, 146680086), (6, 73340043), (7, 62862894), (9, 48893362), (14, 31431447), (18, 24446681), (21, 20954298), (29, 15173802), (42, 10477149), (58, 7586901), (63, 6984766), (87, 5057934), (126, 3492383), (174, 2528967), (203, 2167686), (261, 1685978), (406, 1083843), (522, 842989), (609, 722562), (1218, 361281), (1827, 240854), (3654, 120427)]