81714516

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1451}}^1$

素因数の和:1509

約数の個数: 72

約数和(自身を含む): 216859104

約数和(自身を除く): 135144588

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 361, 494, 722, 741, 988, 1083, 1444, 1451, 1482, 2166, 2902, 2964, 4332, 4353, 4693, 5804, 8706, 9386, 14079, 17412, 18772, 18863, 27569, 28158, 37726, 55138, 56316, 56589, 75452, 82707, 110276, 113178, 165414, 226356, 330828, 358397, 523811, 716794, 1047622, 1075191, 1433588, 1571433, 2095244, 2150382, 3142866, 4300764, 6285732, 6809543, 13619086, 20428629, 27238172, 40857258, 81714516]

約数ペア:

[(1, 81714516), (2, 40857258), (3, 27238172), (4, 20428629), (6, 13619086), (12, 6809543), (13, 6285732), (19, 4300764), (26, 3142866), (38, 2150382), (39, 2095244), (52, 1571433), (57, 1433588), (76, 1075191), (78, 1047622), (114, 716794), (156, 523811), (228, 358397), (247, 330828), (361, 226356), (494, 165414), (722, 113178), (741, 110276), (988, 82707), (1083, 75452), (1444, 56589), (1451, 56316), (1482, 55138), (2166, 37726), (2902, 28158), (2964, 27569), (4332, 18863), (4353, 18772), (4693, 17412), (5804, 14079), (8706, 9386)]