231750885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1543}}^1$

素因数の和:1618

約数の個数: 64

約数和(自身を含む): 426885120

約数和(自身を除く): 195134235

約数列:

[1, 3, 5, 15, 17, 19, 31, 51, 57, 85, 93, 95, 155, 255, 285, 323, 465, 527, 589, 969, 1543, 1581, 1615, 1767, 2635, 2945, 4629, 4845, 7715, 7905, 8835, 10013, 23145, 26231, 29317, 30039, 47833, 50065, 78693, 87951, 131155, 143499, 146585, 150195, 239165, 393465, 439755, 498389, 717495, 813161, 908827, 1495167, 2439483, 2491945, 2726481, 4065805, 4544135, 7475835, 12197415, 13632405, 15450059, 46350177, 77250295, 231750885]

約数ペア:

[(1, 231750885), (3, 77250295), (5, 46350177), (15, 15450059), (17, 13632405), (19, 12197415), (31, 7475835), (51, 4544135), (57, 4065805), (85, 2726481), (93, 2491945), (95, 2439483), (155, 1495167), (255, 908827), (285, 813161), (323, 717495), (465, 498389), (527, 439755), (589, 393465), (969, 239165), (1543, 150195), (1581, 146585), (1615, 143499), (1767, 131155), (2635, 87951), (2945, 78693), (4629, 50065), (4845, 47833), (7715, 30039), (7905, 29317), (8835, 26231), (10013, 23145)]