15366975309

素因数分解:

$3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{2237}}^1$

素因数の和:2715

約数の個数: 72

約数和(自身を含む): 26593428888

約数和(自身を除く): 11226453579

約数列:

[1, 3, 7, 9, 21, 37, 49, 63, 111, 147, 259, 333, 421, 441, 777, 1263, 1813, 2237, 2331, 2947, 3789, 5439, 6711, 8841, 15577, 15659, 16317, 20133, 20629, 26523, 46731, 46977, 61887, 82769, 109039, 109613, 140193, 140931, 185661, 248307, 327117, 328839, 579383, 744921, 763273, 941777, 981351, 986517, 1738149, 2289819, 2825331, 4055681, 5214447, 6592439, 6869457, 8475993, 12167043, 19777317, 34845749, 36501129, 46147073, 59331951, 104537247, 138441219, 243920243, 313611741, 415323657, 731760729, 1707441701, 2195282187, 5122325103, 15366975309]

約数ペア:

[(1, 15366975309), (3, 5122325103), (7, 2195282187), (9, 1707441701), (21, 731760729), (37, 415323657), (49, 313611741), (63, 243920243), (111, 138441219), (147, 104537247), (259, 59331951), (333, 46147073), (421, 36501129), (441, 34845749), (777, 19777317), (1263, 12167043), (1813, 8475993), (2237, 6869457), (2331, 6592439), (2947, 5214447), (3789, 4055681), (5439, 2825331), (6711, 2289819), (8841, 1738149), (15577, 986517), (15659, 981351), (16317, 941777), (20133, 763273), (20629, 744921), (26523, 579383), (46731, 328839), (46977, 327117), (61887, 248307), (82769, 185661), (109039, 140931), (109613, 140193)]