28107690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{743}}^1$

素因数の和:863

約数の個数: 64

約数和(自身を含む): 73495296

約数和(自身を除く): 45387606

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 97, 130, 194, 195, 291, 390, 485, 582, 743, 970, 1261, 1455, 1486, 2229, 2522, 2910, 3715, 3783, 4458, 6305, 7430, 7566, 9659, 11145, 12610, 18915, 19318, 22290, 28977, 37830, 48295, 57954, 72071, 96590, 144142, 144885, 216213, 289770, 360355, 432426, 720710, 936923, 1081065, 1873846, 2162130, 2810769, 4684615, 5621538, 9369230, 14053845, 28107690]

約数ペア:

[(1, 28107690), (2, 14053845), (3, 9369230), (5, 5621538), (6, 4684615), (10, 2810769), (13, 2162130), (15, 1873846), (26, 1081065), (30, 936923), (39, 720710), (65, 432426), (78, 360355), (97, 289770), (130, 216213), (194, 144885), (195, 144142), (291, 96590), (390, 72071), (485, 57954), (582, 48295), (743, 37830), (970, 28977), (1261, 22290), (1455, 19318), (1486, 18915), (2229, 12610), (2522, 11145), (2910, 9659), (3715, 7566), (3783, 7430), (4458, 6305)]