28682748

素因数分解:

$2^2\times 3^5\times {\mathrm{23}}^1\times {\mathrm{1283}}^1$

素因数の和:1325

約数の個数: 72

約数和(自身を含む): 78519168

約数和(自身を除く): 49836420

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 81, 92, 108, 138, 162, 207, 243, 276, 324, 414, 486, 621, 828, 972, 1242, 1283, 1863, 2484, 2566, 3726, 3849, 5132, 5589, 7452, 7698, 11178, 11547, 15396, 22356, 23094, 29509, 34641, 46188, 59018, 69282, 88527, 103923, 118036, 138564, 177054, 207846, 265581, 311769, 354108, 415692, 531162, 623538, 796743, 1062324, 1247076, 1593486, 2390229, 3186972, 4780458, 7170687, 9560916, 14341374, 28682748]

約数ペア:

[(1, 28682748), (2, 14341374), (3, 9560916), (4, 7170687), (6, 4780458), (9, 3186972), (12, 2390229), (18, 1593486), (23, 1247076), (27, 1062324), (36, 796743), (46, 623538), (54, 531162), (69, 415692), (81, 354108), (92, 311769), (108, 265581), (138, 207846), (162, 177054), (207, 138564), (243, 118036), (276, 103923), (324, 88527), (414, 69282), (486, 59018), (621, 46188), (828, 34641), (972, 29509), (1242, 23094), (1283, 22356), (1863, 15396), (2484, 11547), (2566, 11178), (3726, 7698), (3849, 7452), (5132, 5589)]