About the Number

12956490

12956489 ← → 12956491

2進数表記:110001011011001101001010

漢数字表記:千二百九十五万六千四百九十

素因数分解:

2 1 × 3 3 × 5 1 × 47 1 × 1021 1

素因数の和:1084
約数の個数: 64
約数和(自身を含む): 35320320
約数和(自身を除く): 22363830

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 47, 54, 90, 94, 135, 141, 235, 270, 282, 423, 470, 705, 846, 1021, 1269, 1410, 2042, 2115, 2538, 3063, 4230, 5105, 6126, 6345, 9189, 10210, 12690, 15315, 18378, 27567, 30630, 45945, 47987, 55134, 91890, 95974, 137835, 143961, 239935, 275670, 287922, 431883, 479870, 719805, 863766, 1295649, 1439610, 2159415, 2591298, 4318830, 6478245, 12956490]

約数ペア:
[(1, 12956490), (2, 6478245), (3, 4318830), (5, 2591298), (6, 2159415), (9, 1439610), (10, 1295649), (15, 863766), (18, 719805), (27, 479870), (30, 431883), (45, 287922), (47, 275670), (54, 239935), (90, 143961), (94, 137835), (135, 95974), (141, 91890), (235, 55134), (270, 47987), (282, 45945), (423, 30630), (470, 27567), (705, 18378), (846, 15315), (1021, 12690), (1269, 10210), (1410, 9189), (2042, 6345), (2115, 6126), (2538, 5105), (3063, 4230)]

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