81218004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{12239}}^1$

素因数の和:12332

約数の個数: 48

約数和(自身を含む): 219340800

約数和(自身を除く): 138122796

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 3318, 6636, 12239, 24478, 36717, 48956, 73434, 85673, 146868, 171346, 257019, 342692, 514038, 966881, 1028076, 1933762, 2900643, 3867524, 5801286, 6768167, 11602572, 13536334, 20304501, 27072668, 40609002, 81218004]

約数ペア:

[(1, 81218004), (2, 40609002), (3, 27072668), (4, 20304501), (6, 13536334), (7, 11602572), (12, 6768167), (14, 5801286), (21, 3867524), (28, 2900643), (42, 1933762), (79, 1028076), (84, 966881), (158, 514038), (237, 342692), (316, 257019), (474, 171346), (553, 146868), (948, 85673), (1106, 73434), (1659, 48956), (2212, 36717), (3318, 24478), (6636, 12239)]