156979844

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 319334400

約数和(自身を除く): 162354556

約数列:

[1, 2, 4, 7, 14, 28, 149, 191, 197, 298, 382, 394, 596, 764, 788, 1043, 1337, 1379, 2086, 2674, 2758, 4172, 5348, 5516, 28459, 29353, 37627, 56918, 58706, 75254, 113836, 117412, 150508, 199213, 205471, 263389, 398426, 410942, 526778, 796852, 821884, 1053556, 5606423, 11212846, 22425692, 39244961, 78489922, 156979844]

約数ペア:

[(1, 156979844), (2, 78489922), (4, 39244961), (7, 22425692), (14, 11212846), (28, 5606423), (149, 1053556), (191, 821884), (197, 796852), (298, 526778), (382, 410942), (394, 398426), (596, 263389), (764, 205471), (788, 199213), (1043, 150508), (1337, 117412), (1379, 113836), (2086, 75254), (2674, 58706), (2758, 56918), (4172, 37627), (5348, 29353), (5516, 28459)]