221094790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{733}}^1$

素因数の和:917

約数の個数: 64

約数和(自身を含む): 473518080

約数和(自身を除く): 252423290

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 139, 155, 217, 278, 310, 434, 695, 733, 973, 1085, 1390, 1466, 1946, 2170, 3665, 4309, 4865, 5131, 7330, 8618, 9730, 10262, 21545, 22723, 25655, 30163, 43090, 45446, 51310, 60326, 101887, 113615, 150815, 159061, 203774, 227230, 301630, 318122, 509435, 713209, 795305, 1018870, 1426418, 1590610, 3158497, 3566045, 6316994, 7132090, 15792485, 22109479, 31584970, 44218958, 110547395, 221094790]

約数ペア:

[(1, 221094790), (2, 110547395), (5, 44218958), (7, 31584970), (10, 22109479), (14, 15792485), (31, 7132090), (35, 6316994), (62, 3566045), (70, 3158497), (139, 1590610), (155, 1426418), (217, 1018870), (278, 795305), (310, 713209), (434, 509435), (695, 318122), (733, 301630), (973, 227230), (1085, 203774), (1390, 159061), (1466, 150815), (1946, 113615), (2170, 101887), (3665, 60326), (4309, 51310), (4865, 45446), (5131, 43090), (7330, 30163), (8618, 25655), (9730, 22723), (10262, 21545)]