724137198

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{547}}^1$

素因数の和:809

約数の個数: 64

約数和(自身を含む): 1551094272

約数和(自身を除く): 826957074

約数列:

[1, 2, 3, 6, 23, 46, 53, 69, 106, 138, 159, 181, 318, 362, 543, 547, 1086, 1094, 1219, 1641, 2438, 3282, 3657, 4163, 7314, 8326, 9593, 12489, 12581, 19186, 24978, 25162, 28779, 28991, 37743, 57558, 57982, 75486, 86973, 99007, 173946, 198014, 220639, 297021, 441278, 594042, 661917, 666793, 1323834, 1333586, 2000379, 2277161, 4000758, 4554322, 5247371, 6831483, 10494742, 13662966, 15742113, 31484226, 120689533, 241379066, 362068599, 724137198]

約数ペア:

[(1, 724137198), (2, 362068599), (3, 241379066), (6, 120689533), (23, 31484226), (46, 15742113), (53, 13662966), (69, 10494742), (106, 6831483), (138, 5247371), (159, 4554322), (181, 4000758), (318, 2277161), (362, 2000379), (543, 1333586), (547, 1323834), (1086, 666793), (1094, 661917), (1219, 594042), (1641, 441278), (2438, 297021), (3282, 220639), (3657, 198014), (4163, 173946), (7314, 99007), (8326, 86973), (9593, 75486), (12489, 57982), (12581, 57558), (19186, 37743), (24978, 28991), (25162, 28779)]