1138561263

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{1439}}^1$

素因数の和:2132

約数の個数: 48

約数和(自身を含む): 1982822400

約数和(自身を除く): 844261137

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 661, 1197, 1439, 1983, 4317, 4627, 5949, 10073, 12559, 12951, 13881, 27341, 30219, 37677, 41643, 82023, 87913, 90657, 113031, 191387, 246069, 263739, 574161, 791217, 951179, 1722483, 2853537, 6658253, 8560611, 18072401, 19974759, 54217203, 59924277, 126506807, 162651609, 379520421, 1138561263]

約数ペア:

[(1, 1138561263), (3, 379520421), (7, 162651609), (9, 126506807), (19, 59924277), (21, 54217203), (57, 19974759), (63, 18072401), (133, 8560611), (171, 6658253), (399, 2853537), (661, 1722483), (1197, 951179), (1439, 791217), (1983, 574161), (4317, 263739), (4627, 246069), (5949, 191387), (10073, 113031), (12559, 90657), (12951, 87913), (13881, 82023), (27341, 41643), (30219, 37677)]