12865788

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{743}}^1$

素因数の和:803

約数の個数: 72

約数和(自身を含む): 36018528

約数和(自身を除く): 23152740

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 74, 78, 111, 117, 148, 156, 222, 234, 333, 444, 468, 481, 666, 743, 962, 1332, 1443, 1486, 1924, 2229, 2886, 2972, 4329, 4458, 5772, 6687, 8658, 8916, 9659, 13374, 17316, 19318, 26748, 27491, 28977, 38636, 54982, 57954, 82473, 86931, 109964, 115908, 164946, 173862, 247419, 329892, 347724, 357383, 494838, 714766, 989676, 1072149, 1429532, 2144298, 3216447, 4288596, 6432894, 12865788]

約数ペア:

[(1, 12865788), (2, 6432894), (3, 4288596), (4, 3216447), (6, 2144298), (9, 1429532), (12, 1072149), (13, 989676), (18, 714766), (26, 494838), (36, 357383), (37, 347724), (39, 329892), (52, 247419), (74, 173862), (78, 164946), (111, 115908), (117, 109964), (148, 86931), (156, 82473), (222, 57954), (234, 54982), (333, 38636), (444, 28977), (468, 27491), (481, 26748), (666, 19318), (743, 17316), (962, 13374), (1332, 9659), (1443, 8916), (1486, 8658), (1924, 6687), (2229, 5772), (2886, 4458), (2972, 4329)]