917504965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 1273887216

約数和(自身を除く): 356382251

約数列:

[1, 5, 13, 19, 61, 65, 95, 247, 305, 361, 641, 793, 1159, 1235, 1805, 3205, 3965, 4693, 5795, 8333, 12179, 15067, 22021, 23465, 39101, 41665, 60895, 75335, 110105, 158327, 195505, 231401, 286273, 508313, 742919, 791635, 1157005, 1431365, 2541565, 3008213, 3714595, 9657947, 14115461, 15041065, 48289735, 70577305, 183500993, 917504965]

約数ペア:

[(1, 917504965), (5, 183500993), (13, 70577305), (19, 48289735), (61, 15041065), (65, 14115461), (95, 9657947), (247, 3714595), (305, 3008213), (361, 2541565), (641, 1431365), (793, 1157005), (1159, 791635), (1235, 742919), (1805, 508313), (3205, 286273), (3965, 231401), (4693, 195505), (5795, 158327), (8333, 110105), (12179, 75335), (15067, 60895), (22021, 41665), (23465, 39101)]