About the Number

13281216

13281215 ← → 13281217

2進数表記:110010101010011111000000

漢数字表記:千三百二十八万千二百十六

素因数分解:

2 6 × 3 1 × 13 1 × 17 1 × 313 1

素因数の和:358
約数の個数: 112
約数和(自身を含む): 40197024
約数和(自身を除く): 26915808

約数列:
[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 64, 68, 78, 96, 102, 104, 136, 156, 192, 204, 208, 221, 272, 312, 313, 408, 416, 442, 544, 624, 626, 663, 816, 832, 884, 939, 1088, 1248, 1252, 1326, 1632, 1768, 1878, 2496, 2504, 2652, 3264, 3536, 3756, 4069, 5008, 5304, 5321, 7072, 7512, 8138, 10016, 10608, 10642, 12207, 14144, 15024, 15963, 16276, 20032, 21216, 21284, 24414, 30048, 31926, 32552, 42432, 42568, 48828, 60096, 63852, 65104, 69173, 85136, 97656, 127704, 130208, 138346, 170272, 195312, 207519, 255408, 260416, 276692, 340544, 390624, 415038, 510816, 553384, 781248, 830076, 1021632, 1106768, 1660152, 2213536, 3320304, 4427072, 6640608, 13281216]

約数ペア:
[(1, 13281216), (2, 6640608), (3, 4427072), (4, 3320304), (6, 2213536), (8, 1660152), (12, 1106768), (13, 1021632), (16, 830076), (17, 781248), (24, 553384), (26, 510816), (32, 415038), (34, 390624), (39, 340544), (48, 276692), (51, 260416), (52, 255408), (64, 207519), (68, 195312), (78, 170272), (96, 138346), (102, 130208), (104, 127704), (136, 97656), (156, 85136), (192, 69173), (204, 65104), (208, 63852), (221, 60096), (272, 48828), (312, 42568), (313, 42432), (408, 32552), (416, 31926), (442, 30048), (544, 24414), (624, 21284), (626, 21216), (663, 20032), (816, 16276), (832, 15963), (884, 15024), (939, 14144), (1088, 12207), (1248, 10642), (1252, 10608), (1326, 10016), (1632, 8138), (1768, 7512), (1878, 7072), (2496, 5321), (2504, 5304), (2652, 5008), (3264, 4069), (3536, 3756)]

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