71470828

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:383

約数の個数: 72

約数和(自身を含む): 152549936

約数和(自身を除く): 81079108

約数列:

[1, 2, 4, 11, 13, 22, 26, 37, 44, 52, 74, 121, 143, 148, 242, 286, 307, 407, 481, 484, 572, 614, 814, 962, 1228, 1573, 1628, 1924, 3146, 3377, 3991, 4477, 5291, 6292, 6754, 7982, 8954, 10582, 11359, 13508, 15964, 17908, 21164, 22718, 37147, 43901, 45436, 58201, 74294, 87802, 116402, 124949, 147667, 148588, 175604, 232804, 249898, 295334, 482911, 499796, 590668, 965822, 1374439, 1624337, 1931644, 2748878, 3248674, 5497756, 6497348, 17867707, 35735414, 71470828]

約数ペア:

[(1, 71470828), (2, 35735414), (4, 17867707), (11, 6497348), (13, 5497756), (22, 3248674), (26, 2748878), (37, 1931644), (44, 1624337), (52, 1374439), (74, 965822), (121, 590668), (143, 499796), (148, 482911), (242, 295334), (286, 249898), (307, 232804), (407, 175604), (481, 148588), (484, 147667), (572, 124949), (614, 116402), (814, 87802), (962, 74294), (1228, 58201), (1573, 45436), (1628, 43901), (1924, 37147), (3146, 22718), (3377, 21164), (3991, 17908), (4477, 15964), (5291, 13508), (6292, 11359), (6754, 10582), (7982, 8954)]