389700255

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{293}}^1$

素因数の和:600

約数の個数: 64

約数和(自身を含む): 731566080

約数和(自身を除く): 341865825

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 105, 159, 239, 265, 293, 371, 717, 795, 879, 1113, 1195, 1465, 1673, 1855, 2051, 3585, 4395, 5019, 5565, 6153, 8365, 10255, 12667, 15529, 25095, 30765, 38001, 46587, 63335, 70027, 77645, 88669, 108703, 190005, 210081, 232935, 266007, 326109, 350135, 443345, 490189, 543515, 1050405, 1330035, 1470567, 1630545, 2450945, 3711431, 7352835, 11134293, 18557155, 25980017, 55671465, 77940051, 129900085, 389700255]

約数ペア:

[(1, 389700255), (3, 129900085), (5, 77940051), (7, 55671465), (15, 25980017), (21, 18557155), (35, 11134293), (53, 7352835), (105, 3711431), (159, 2450945), (239, 1630545), (265, 1470567), (293, 1330035), (371, 1050405), (717, 543515), (795, 490189), (879, 443345), (1113, 350135), (1195, 326109), (1465, 266007), (1673, 232935), (1855, 210081), (2051, 190005), (3585, 108703), (4395, 88669), (5019, 77645), (5565, 70027), (6153, 63335), (8365, 46587), (10255, 38001), (12667, 30765), (15529, 25095)]