289571438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{41}}^1$

素因数の和:150

約数の個数: 96

約数和(自身を含む): 553119840

約数和(自身を除く): 263548402

約数列:

[1, 2, 13, 17, 19, 26, 29, 34, 38, 41, 58, 82, 221, 247, 323, 377, 442, 493, 494, 533, 551, 646, 697, 754, 779, 841, 986, 1066, 1102, 1189, 1394, 1558, 1682, 2378, 4199, 6409, 7163, 8398, 9061, 9367, 10127, 10933, 12818, 13243, 14297, 14326, 15457, 15979, 18122, 18734, 20213, 20254, 21866, 22591, 26486, 28594, 30914, 31958, 34481, 40426, 45182, 68962, 121771, 172159, 185861, 207727, 243542, 262769, 271643, 293683, 344318, 371722, 384047, 415454, 448253, 525538, 543286, 586177, 587366, 655139, 768094, 896506, 1172354, 1310278, 3531359, 4992611, 7062718, 7620301, 8516807, 9985222, 11137363, 15240602, 17033614, 22274726, 144785719, 289571438]

約数ペア:

[(1, 289571438), (2, 144785719), (13, 22274726), (17, 17033614), (19, 15240602), (26, 11137363), (29, 9985222), (34, 8516807), (38, 7620301), (41, 7062718), (58, 4992611), (82, 3531359), (221, 1310278), (247, 1172354), (323, 896506), (377, 768094), (442, 655139), (493, 587366), (494, 586177), (533, 543286), (551, 525538), (646, 448253), (697, 415454), (754, 384047), (779, 371722), (841, 344318), (986, 293683), (1066, 271643), (1102, 262769), (1189, 243542), (1394, 207727), (1558, 185861), (1682, 172159), (2378, 121771), (4199, 68962), (6409, 45182), (7163, 40426), (8398, 34481), (9061, 31958), (9367, 30914), (10127, 28594), (10933, 26486), (12818, 22591), (13243, 21866), (14297, 20254), (14326, 20213), (15457, 18734), (15979, 18122)]