219789753

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{859}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 323222400

約数和(自身を除く): 103432647

約数列:

[1, 3, 17, 29, 51, 87, 173, 493, 519, 859, 1479, 2577, 2941, 5017, 8823, 14603, 15051, 24911, 43809, 74733, 85289, 148607, 255867, 423487, 445821, 1270461, 2526319, 4309603, 7578957, 12928809, 73263251, 219789753]

約数ペア:

[(1, 219789753), (3, 73263251), (17, 12928809), (29, 7578957), (51, 4309603), (87, 2526319), (173, 1270461), (493, 445821), (519, 423487), (859, 255867), (1479, 148607), (2577, 85289), (2941, 74733), (5017, 43809), (8823, 24911), (14603, 15051)]