717752871

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^2\times {\mathrm{89}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 1205895600

約数和(自身を除く): 488142729

約数列:

[1, 3, 9, 11, 29, 33, 53, 87, 89, 99, 159, 261, 267, 319, 477, 583, 801, 957, 979, 1537, 1749, 2581, 2809, 2871, 2937, 4611, 4717, 5247, 7743, 8427, 8811, 13833, 14151, 16907, 23229, 25281, 28391, 30899, 42453, 50721, 51887, 81461, 85173, 92697, 136793, 152163, 155661, 244383, 250001, 255519, 278091, 410379, 466983, 733149, 750003, 896071, 1231137, 1504723, 2250009, 2688213, 2750011, 4514169, 7250029, 8064639, 8250033, 13542507, 21750087, 24750099, 65250261, 79750319, 239250957, 717752871]

約数ペア:

[(1, 717752871), (3, 239250957), (9, 79750319), (11, 65250261), (29, 24750099), (33, 21750087), (53, 13542507), (87, 8250033), (89, 8064639), (99, 7250029), (159, 4514169), (261, 2750011), (267, 2688213), (319, 2250009), (477, 1504723), (583, 1231137), (801, 896071), (957, 750003), (979, 733149), (1537, 466983), (1749, 410379), (2581, 278091), (2809, 255519), (2871, 250001), (2937, 244383), (4611, 155661), (4717, 152163), (5247, 136793), (7743, 92697), (8427, 85173), (8811, 81461), (13833, 51887), (14151, 50721), (16907, 42453), (23229, 30899), (25281, 28391)]