138812905

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{167}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 222953472

約数和(自身を除く): 84140567

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 127, 167, 187, 385, 595, 635, 835, 889, 935, 1169, 1309, 1397, 1837, 2159, 2839, 4445, 5845, 6545, 6985, 9185, 9779, 10795, 12859, 14195, 15113, 19873, 21209, 23749, 31229, 48895, 64295, 75565, 99365, 106045, 118745, 148463, 156145, 166243, 218603, 233299, 360553, 742315, 831215, 1093015, 1166495, 1633093, 1802765, 2523871, 3966083, 8165465, 12619355, 19830415, 27762581, 138812905]

約数ペア:

[(1, 138812905), (5, 27762581), (7, 19830415), (11, 12619355), (17, 8165465), (35, 3966083), (55, 2523871), (77, 1802765), (85, 1633093), (119, 1166495), (127, 1093015), (167, 831215), (187, 742315), (385, 360553), (595, 233299), (635, 218603), (835, 166243), (889, 156145), (935, 148463), (1169, 118745), (1309, 106045), (1397, 99365), (1837, 75565), (2159, 64295), (2839, 48895), (4445, 31229), (5845, 23749), (6545, 21209), (6985, 19873), (9185, 15113), (9779, 14195), (10795, 12859)]