31973004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1787}}^1$

素因数の和:1875

約数の個数: 72

約数和(自身を含む): 93719808

約数和(自身を除く): 61746804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1787, 1988, 2556, 2982, 3574, 4473, 5361, 5964, 7148, 8946, 10722, 12509, 16083, 17892, 21444, 25018, 32166, 37527, 50036, 64332, 75054, 112581, 126877, 150108, 225162, 253754, 380631, 450324, 507508, 761262, 888139, 1141893, 1522524, 1776278, 2283786, 2664417, 3552556, 4567572, 5328834, 7993251, 10657668, 15986502, 31973004]

約数ペア:

[(1, 31973004), (2, 15986502), (3, 10657668), (4, 7993251), (6, 5328834), (7, 4567572), (9, 3552556), (12, 2664417), (14, 2283786), (18, 1776278), (21, 1522524), (28, 1141893), (36, 888139), (42, 761262), (63, 507508), (71, 450324), (84, 380631), (126, 253754), (142, 225162), (213, 150108), (252, 126877), (284, 112581), (426, 75054), (497, 64332), (639, 50036), (852, 37527), (994, 32166), (1278, 25018), (1491, 21444), (1787, 17892), (1988, 16083), (2556, 12509), (2982, 10722), (3574, 8946), (4473, 7148), (5361, 5964)]