649718835

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2357}}^1$

素因数の和:2452

約数の個数: 64

約数和(自身を含む): 1173491712

約数和(自身を除く): 523772877

約数列:

[1, 3, 5, 15, 17, 23, 47, 51, 69, 85, 115, 141, 235, 255, 345, 391, 705, 799, 1081, 1173, 1955, 2357, 2397, 3243, 3995, 5405, 5865, 7071, 11785, 11985, 16215, 18377, 35355, 40069, 54211, 55131, 91885, 110779, 120207, 162633, 200345, 271055, 275655, 332337, 553895, 601035, 813165, 921587, 1661685, 1883243, 2547917, 2764761, 4607935, 5649729, 7643751, 9416215, 12739585, 13823805, 28248645, 38218755, 43314589, 129943767, 216572945, 649718835]

約数ペア:

[(1, 649718835), (3, 216572945), (5, 129943767), (15, 43314589), (17, 38218755), (23, 28248645), (47, 13823805), (51, 12739585), (69, 9416215), (85, 7643751), (115, 5649729), (141, 4607935), (235, 2764761), (255, 2547917), (345, 1883243), (391, 1661685), (705, 921587), (799, 813165), (1081, 601035), (1173, 553895), (1955, 332337), (2357, 275655), (2397, 271055), (3243, 200345), (3995, 162633), (5405, 120207), (5865, 110779), (7071, 91885), (11785, 55131), (11985, 54211), (16215, 40069), (18377, 35355)]