78267189

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 142571520

約数和(自身を除く): 64304331

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 67, 77, 91, 143, 201, 231, 273, 389, 429, 469, 737, 871, 1001, 1167, 1407, 2211, 2613, 2723, 3003, 4279, 5057, 5159, 6097, 8169, 9581, 12837, 15171, 15477, 18291, 26063, 28743, 29953, 35399, 55627, 67067, 78189, 89859, 106197, 166881, 182441, 201201, 286693, 338819, 389389, 547323, 860079, 1016457, 1168167, 2006851, 2371733, 3727009, 6020553, 7115199, 11181027, 26089063, 78267189]

約数ペア:

[(1, 78267189), (3, 26089063), (7, 11181027), (11, 7115199), (13, 6020553), (21, 3727009), (33, 2371733), (39, 2006851), (67, 1168167), (77, 1016457), (91, 860079), (143, 547323), (201, 389389), (231, 338819), (273, 286693), (389, 201201), (429, 182441), (469, 166881), (737, 106197), (871, 89859), (1001, 78189), (1167, 67067), (1407, 55627), (2211, 35399), (2613, 29953), (2723, 28743), (3003, 26063), (4279, 18291), (5057, 15477), (5159, 15171), (6097, 12837), (8169, 9581)]