140991844

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1279}}^1$

素因数の和:1448

約数の個数: 48

約数和(自身を含む): 293601280

約数和(自身を除く): 152609436

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 127, 217, 254, 434, 508, 868, 889, 1279, 1778, 2558, 3556, 3937, 5116, 7874, 8953, 15748, 17906, 27559, 35812, 39649, 55118, 79298, 110236, 158596, 162433, 277543, 324866, 555086, 649732, 1110172, 1137031, 2274062, 4548124, 5035423, 10070846, 20141692, 35247961, 70495922, 140991844]

約数ペア:

[(1, 140991844), (2, 70495922), (4, 35247961), (7, 20141692), (14, 10070846), (28, 5035423), (31, 4548124), (62, 2274062), (124, 1137031), (127, 1110172), (217, 649732), (254, 555086), (434, 324866), (508, 277543), (868, 162433), (889, 158596), (1279, 110236), (1778, 79298), (2558, 55118), (3556, 39649), (3937, 35812), (5116, 27559), (7874, 17906), (8953, 15748)]