221168904

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{2531}}^1$

素因数の和:2882

約数の個数: 64

約数和(自身を含む): 605249280

約数和(自身を除く): 384080376

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 331, 662, 993, 1324, 1986, 2531, 2648, 3641, 3972, 5062, 7282, 7593, 7944, 10124, 10923, 14564, 15186, 20248, 21846, 27841, 29128, 30372, 43692, 55682, 60744, 83523, 87384, 111364, 167046, 222728, 334092, 668184, 837761, 1675522, 2513283, 3351044, 5026566, 6702088, 9215371, 10053132, 18430742, 20106264, 27646113, 36861484, 55292226, 73722968, 110584452, 221168904]

約数ペア:

[(1, 221168904), (2, 110584452), (3, 73722968), (4, 55292226), (6, 36861484), (8, 27646113), (11, 20106264), (12, 18430742), (22, 10053132), (24, 9215371), (33, 6702088), (44, 5026566), (66, 3351044), (88, 2513283), (132, 1675522), (264, 837761), (331, 668184), (662, 334092), (993, 222728), (1324, 167046), (1986, 111364), (2531, 87384), (2648, 83523), (3641, 60744), (3972, 55682), (5062, 43692), (7282, 30372), (7593, 29128), (7944, 27841), (10124, 21846), (10923, 20248), (14564, 15186)]