208815516

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21247}}^1$

素因数の和:21280

約数の個数: 96

約数和(自身を含む): 666337280

約数和(自身を除く): 457521764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 84, 91, 108, 117, 126, 156, 182, 189, 234, 252, 273, 351, 364, 378, 468, 546, 702, 756, 819, 1092, 1404, 1638, 2457, 3276, 4914, 9828, 21247, 42494, 63741, 84988, 127482, 148729, 191223, 254964, 276211, 297458, 382446, 446187, 552422, 573669, 594916, 764892, 828633, 892374, 1104844, 1147338, 1338561, 1657266, 1784748, 1933477, 2294676, 2485899, 2677122, 3314532, 3866954, 4015683, 4971798, 5354244, 5800431, 7457697, 7733908, 8031366, 9943596, 11600862, 14915394, 16062732, 17401293, 23201724, 29830788, 34802586, 52203879, 69605172, 104407758, 208815516]

約数ペア:

[(1, 208815516), (2, 104407758), (3, 69605172), (4, 52203879), (6, 34802586), (7, 29830788), (9, 23201724), (12, 17401293), (13, 16062732), (14, 14915394), (18, 11600862), (21, 9943596), (26, 8031366), (27, 7733908), (28, 7457697), (36, 5800431), (39, 5354244), (42, 4971798), (52, 4015683), (54, 3866954), (63, 3314532), (78, 2677122), (84, 2485899), (91, 2294676), (108, 1933477), (117, 1784748), (126, 1657266), (156, 1338561), (182, 1147338), (189, 1104844), (234, 892374), (252, 828633), (273, 764892), (351, 594916), (364, 573669), (378, 552422), (468, 446187), (546, 382446), (702, 297458), (756, 276211), (819, 254964), (1092, 191223), (1404, 148729), (1638, 127482), (2457, 84988), (3276, 63741), (4914, 42494), (9828, 21247)]