20131781145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1091}}^1\times {\mathrm{5669}}^1$

素因数の和:6806

約数の個数: 64

約数和(自身を含む): 38041436160

約数和(自身を除く): 17909655015

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 1091, 3255, 3273, 5455, 5669, 7637, 16365, 17007, 22911, 28345, 33821, 38185, 39683, 85035, 101463, 114555, 119049, 169105, 175739, 198415, 236747, 507315, 527217, 595245, 710241, 878695, 1183735, 1230173, 2636085, 3551205, 3690519, 6150865, 6184879, 18452595, 18554637, 30924395, 43294153, 92773185, 129882459, 191731249, 216470765, 575193747, 649412295, 958656245, 1342118743, 2875968735, 4026356229, 6710593715, 20131781145]

約数ペア:

[(1, 20131781145), (3, 6710593715), (5, 4026356229), (7, 2875968735), (15, 1342118743), (21, 958656245), (31, 649412295), (35, 575193747), (93, 216470765), (105, 191731249), (155, 129882459), (217, 92773185), (465, 43294153), (651, 30924395), (1085, 18554637), (1091, 18452595), (3255, 6184879), (3273, 6150865), (5455, 3690519), (5669, 3551205), (7637, 2636085), (16365, 1230173), (17007, 1183735), (22911, 878695), (28345, 710241), (33821, 595245), (38185, 527217), (39683, 507315), (85035, 236747), (101463, 198415), (114555, 175739), (119049, 169105)]