51476985

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:148

約数の個数: 128

約数和(自身を含む): 114278400

約数和(自身を除く): 62801415

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 47, 57, 61, 63, 95, 105, 133, 135, 141, 171, 183, 189, 235, 285, 305, 315, 329, 399, 423, 427, 513, 549, 665, 705, 855, 893, 915, 945, 987, 1159, 1197, 1269, 1281, 1645, 1647, 1995, 2115, 2135, 2565, 2679, 2745, 2867, 2961, 3477, 3591, 3843, 4465, 4935, 5795, 5985, 6251, 6345, 6405, 8037, 8113, 8235, 8601, 8883, 10431, 11529, 13395, 14335, 14805, 17385, 17955, 18753, 19215, 20069, 24111, 24339, 25803, 31255, 31293, 40185, 40565, 43005, 44415, 52155, 54473, 56259, 57645, 60207, 73017, 77409, 93765, 100345, 120555, 121695, 129015, 156465, 163419, 168777, 180621, 219051, 272365, 281295, 301035, 365085, 381311, 387045, 490257, 541863, 817095, 843885, 903105, 1095255, 1143933, 1470771, 1906555, 2451285, 2709315, 3431799, 5719665, 7353855, 10295397, 17158995, 51476985]

約数ペア:

[(1, 51476985), (3, 17158995), (5, 10295397), (7, 7353855), (9, 5719665), (15, 3431799), (19, 2709315), (21, 2451285), (27, 1906555), (35, 1470771), (45, 1143933), (47, 1095255), (57, 903105), (61, 843885), (63, 817095), (95, 541863), (105, 490257), (133, 387045), (135, 381311), (141, 365085), (171, 301035), (183, 281295), (189, 272365), (235, 219051), (285, 180621), (305, 168777), (315, 163419), (329, 156465), (399, 129015), (423, 121695), (427, 120555), (513, 100345), (549, 93765), (665, 77409), (705, 73017), (855, 60207), (893, 57645), (915, 56259), (945, 54473), (987, 52155), (1159, 44415), (1197, 43005), (1269, 40565), (1281, 40185), (1645, 31293), (1647, 31255), (1995, 25803), (2115, 24339), (2135, 24111), (2565, 20069), (2679, 19215), (2745, 18753), (2867, 17955), (2961, 17385), (3477, 14805), (3591, 14335), (3843, 13395), (4465, 11529), (4935, 10431), (5795, 8883), (5985, 8601), (6251, 8235), (6345, 8113), (6405, 8037)]