207179900915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{21673}}^1$

素因数の和:21960

約数の個数: 64

約数和(自身を含む): 291793767552

約数和(自身を除く): 84613866637

約数列:

[1, 5, 13, 17, 41, 65, 85, 205, 211, 221, 533, 697, 1055, 1105, 2665, 2743, 3485, 3587, 8651, 9061, 13715, 17935, 21673, 43255, 45305, 46631, 108365, 112463, 147067, 233155, 281749, 368441, 562315, 735335, 888593, 1408745, 1842205, 1911871, 4442965, 4573003, 4789733, 9559355, 11551709, 15106081, 22865015, 23948665, 57758545, 59449039, 75530405, 77741051, 187493123, 196379053, 297245195, 388705255, 937465615, 981895265, 1010633663, 2437410599, 3187383091, 5053168315, 12187052995, 15936915455, 41435980183, 207179900915]

約数ペア:

[(1, 207179900915), (5, 41435980183), (13, 15936915455), (17, 12187052995), (41, 5053168315), (65, 3187383091), (85, 2437410599), (205, 1010633663), (211, 981895265), (221, 937465615), (533, 388705255), (697, 297245195), (1055, 196379053), (1105, 187493123), (2665, 77741051), (2743, 75530405), (3485, 59449039), (3587, 57758545), (8651, 23948665), (9061, 22865015), (13715, 15106081), (17935, 11551709), (21673, 9559355), (43255, 4789733), (45305, 4573003), (46631, 4442965), (108365, 1911871), (112463, 1842205), (147067, 1408745), (233155, 888593), (281749, 735335), (368441, 562315)]