28701474828

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{1187}}^1\times {\mathrm{11923}}^1$

素因数の和:13143

約数の個数: 72

約数和(自身を含む): 72585108288

約数和(自身を除く): 43883633460

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 1187, 2028, 2374, 3561, 4748, 7122, 11923, 14244, 15431, 23846, 30862, 35769, 46293, 47692, 61724, 71538, 92586, 143076, 154999, 185172, 200603, 309998, 401206, 464997, 601809, 619996, 802412, 929994, 1203618, 1859988, 2014987, 2407236, 4029974, 6044961, 8059948, 12089922, 14152601, 24179844, 28305202, 42457803, 56610404, 84915606, 169831212, 183983813, 367967626, 551951439, 735935252, 1103902878, 2207805756, 2391789569, 4783579138, 7175368707, 9567158276, 14350737414, 28701474828]

約数ペア:

[(1, 28701474828), (2, 14350737414), (3, 9567158276), (4, 7175368707), (6, 4783579138), (12, 2391789569), (13, 2207805756), (26, 1103902878), (39, 735935252), (52, 551951439), (78, 367967626), (156, 183983813), (169, 169831212), (338, 84915606), (507, 56610404), (676, 42457803), (1014, 28305202), (1187, 24179844), (2028, 14152601), (2374, 12089922), (3561, 8059948), (4748, 6044961), (7122, 4029974), (11923, 2407236), (14244, 2014987), (15431, 1859988), (23846, 1203618), (30862, 929994), (35769, 802412), (46293, 619996), (47692, 601809), (61724, 464997), (71538, 401206), (92586, 309998), (143076, 200603), (154999, 185172)]