211034817

素因数分解:

$3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{9029}}^1$

素因数の和:9102

約数の個数: 36

約数和(自身を含む): 361326420

約数和(自身を除く): 150291603

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 147, 159, 371, 441, 477, 1113, 2597, 3339, 7791, 9029, 23373, 27087, 63203, 81261, 189609, 442421, 478537, 568827, 1327263, 1435611, 3349759, 3981789, 4306833, 10049277, 23448313, 30147831, 70344939, 211034817]

約数ペア:

[(1, 211034817), (3, 70344939), (7, 30147831), (9, 23448313), (21, 10049277), (49, 4306833), (53, 3981789), (63, 3349759), (147, 1435611), (159, 1327263), (371, 568827), (441, 478537), (477, 442421), (1113, 189609), (2597, 81261), (3339, 63203), (7791, 27087), (9029, 23373)]