1381568223

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{577}}^1$

素因数の和:976

約数の個数: 64

約数和(自身を含む): 2357130240

約数和(自身を除く): 975562017

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 353, 357, 399, 577, 969, 1059, 1731, 2261, 2471, 4039, 6001, 6707, 6783, 7413, 9809, 10963, 12117, 18003, 20121, 29427, 32889, 42007, 46949, 68663, 76741, 114019, 126021, 140847, 186371, 203681, 205989, 230223, 342057, 559113, 611043, 798133, 1304597, 1425767, 2394399, 3462577, 3869939, 3913791, 4277301, 10387731, 11609817, 24238039, 27089573, 65788963, 72714117, 81268719, 197366889, 460522741, 1381568223]

約数ペア:

[(1, 1381568223), (3, 460522741), (7, 197366889), (17, 81268719), (19, 72714117), (21, 65788963), (51, 27089573), (57, 24238039), (119, 11609817), (133, 10387731), (323, 4277301), (353, 3913791), (357, 3869939), (399, 3462577), (577, 2394399), (969, 1425767), (1059, 1304597), (1731, 798133), (2261, 611043), (2471, 559113), (4039, 342057), (6001, 230223), (6707, 205989), (6783, 203681), (7413, 186371), (9809, 140847), (10963, 126021), (12117, 114019), (18003, 76741), (20121, 68663), (29427, 46949), (32889, 42007)]