12970090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 28385280

約数和(自身を除く): 15415190

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 43, 62, 70, 86, 139, 155, 215, 217, 278, 301, 310, 430, 434, 602, 695, 973, 1085, 1333, 1390, 1505, 1946, 2170, 2666, 3010, 4309, 4865, 5977, 6665, 8618, 9331, 9730, 11954, 13330, 18662, 21545, 29885, 30163, 41839, 43090, 46655, 59770, 60326, 83678, 93310, 150815, 185287, 209195, 301630, 370574, 418390, 926435, 1297009, 1852870, 2594018, 6485045, 12970090]

約数ペア:

[(1, 12970090), (2, 6485045), (5, 2594018), (7, 1852870), (10, 1297009), (14, 926435), (31, 418390), (35, 370574), (43, 301630), (62, 209195), (70, 185287), (86, 150815), (139, 93310), (155, 83678), (215, 60326), (217, 59770), (278, 46655), (301, 43090), (310, 41839), (430, 30163), (434, 29885), (602, 21545), (695, 18662), (973, 13330), (1085, 11954), (1333, 9730), (1390, 9331), (1505, 8618), (1946, 6665), (2170, 5977), (2666, 4865), (3010, 4309)]