78834236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{347}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 158378976

約数和(自身を除く): 79544740

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 257, 347, 442, 514, 694, 884, 1028, 1388, 3341, 4369, 4511, 5899, 6682, 8738, 9022, 11798, 13364, 17476, 18044, 23596, 56797, 76687, 89179, 113594, 153374, 178358, 227188, 306748, 356716, 1159327, 1516043, 2318654, 3032086, 4637308, 6064172, 19708559, 39417118, 78834236]

約数ペア:

[(1, 78834236), (2, 39417118), (4, 19708559), (13, 6064172), (17, 4637308), (26, 3032086), (34, 2318654), (52, 1516043), (68, 1159327), (221, 356716), (257, 306748), (347, 227188), (442, 178358), (514, 153374), (694, 113594), (884, 89179), (1028, 76687), (1388, 56797), (3341, 23596), (4369, 18044), (4511, 17476), (5899, 13364), (6682, 11798), (8738, 9022)]