61984965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 118702080

約数和(自身を除く): 56717115

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 137, 139, 155, 217, 411, 417, 465, 651, 685, 695, 959, 973, 1085, 2055, 2085, 2877, 2919, 3255, 4247, 4309, 4795, 4865, 12741, 12927, 14385, 14595, 19043, 21235, 21545, 29729, 30163, 57129, 63705, 64635, 89187, 90489, 95215, 133301, 148645, 150815, 285645, 399903, 445935, 452445, 590333, 666505, 1770999, 1999515, 2951665, 4132331, 8854995, 12396993, 20661655, 61984965]

約数ペア:

[(1, 61984965), (3, 20661655), (5, 12396993), (7, 8854995), (15, 4132331), (21, 2951665), (31, 1999515), (35, 1770999), (93, 666505), (105, 590333), (137, 452445), (139, 445935), (155, 399903), (217, 285645), (411, 150815), (417, 148645), (465, 133301), (651, 95215), (685, 90489), (695, 89187), (959, 64635), (973, 63705), (1085, 57129), (2055, 30163), (2085, 29729), (2877, 21545), (2919, 21235), (3255, 19043), (4247, 14595), (4309, 14385), (4795, 12927), (4865, 12741)]