22247775

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 44394480

約数和(自身を除く): 22146705

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 89, 99, 101, 165, 225, 267, 275, 303, 445, 495, 505, 801, 825, 909, 979, 1111, 1335, 1515, 2225, 2475, 2525, 2937, 3333, 4005, 4545, 4895, 5555, 6675, 7575, 8811, 8989, 9999, 14685, 16665, 20025, 22725, 24475, 26967, 27775, 44055, 44945, 49995, 73425, 80901, 83325, 98879, 134835, 220275, 224725, 249975, 296637, 404505, 494395, 674175, 889911, 1483185, 2022525, 2471975, 4449555, 7415925, 22247775]

約数ペア:

[(1, 22247775), (3, 7415925), (5, 4449555), (9, 2471975), (11, 2022525), (15, 1483185), (25, 889911), (33, 674175), (45, 494395), (55, 404505), (75, 296637), (89, 249975), (99, 224725), (101, 220275), (165, 134835), (225, 98879), (267, 83325), (275, 80901), (303, 73425), (445, 49995), (495, 44945), (505, 44055), (801, 27775), (825, 26967), (909, 24475), (979, 22725), (1111, 20025), (1335, 16665), (1515, 14685), (2225, 9999), (2475, 8989), (2525, 8811), (2937, 7575), (3333, 6675), (4005, 5555), (4545, 4895)]