9901473458

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{547}}^1$

素因数の和:879

約数の個数: 64

約数和(自身を含む): 16571520000

約数和(自身を除く): 6670046542

約数列:

[1, 2, 19, 23, 38, 46, 139, 149, 278, 298, 437, 547, 874, 1094, 2641, 2831, 3197, 3427, 5282, 5662, 6394, 6854, 10393, 12581, 20711, 20786, 25162, 41422, 60743, 65113, 76033, 81503, 121486, 130226, 152066, 163006, 239039, 393509, 476353, 478078, 787018, 952706, 1444627, 1548557, 1748759, 1874569, 2889254, 3097114, 3497518, 3749138, 9050707, 11328917, 18101414, 22657834, 33226421, 35616811, 66452842, 71233622, 215249423, 260565091, 430498846, 521130182, 4950736729, 9901473458]

約数ペア:

[(1, 9901473458), (2, 4950736729), (19, 521130182), (23, 430498846), (38, 260565091), (46, 215249423), (139, 71233622), (149, 66452842), (278, 35616811), (298, 33226421), (437, 22657834), (547, 18101414), (874, 11328917), (1094, 9050707), (2641, 3749138), (2831, 3497518), (3197, 3097114), (3427, 2889254), (5282, 1874569), (5662, 1748759), (6394, 1548557), (6854, 1444627), (10393, 952706), (12581, 787018), (20711, 478078), (20786, 476353), (25162, 393509), (41422, 239039), (60743, 163006), (65113, 152066), (76033, 130226), (81503, 121486)]