157215861

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 269601696

約数和(自身を除く): 112385835

約数列:

[1, 3, 9, 11, 19, 33, 53, 57, 83, 99, 159, 171, 209, 249, 361, 477, 583, 627, 747, 913, 1007, 1083, 1577, 1749, 1881, 2739, 3021, 3249, 3971, 4399, 4731, 5247, 8217, 9063, 11077, 11913, 13197, 14193, 17347, 19133, 29963, 33231, 35739, 39591, 48389, 52041, 57399, 83581, 89889, 99693, 145167, 156123, 172197, 210463, 250743, 269667, 329593, 435501, 631389, 752229, 919391, 988779, 1588039, 1894167, 2758173, 2966337, 4764117, 8274519, 14292351, 17468429, 52405287, 157215861]

約数ペア:

[(1, 157215861), (3, 52405287), (9, 17468429), (11, 14292351), (19, 8274519), (33, 4764117), (53, 2966337), (57, 2758173), (83, 1894167), (99, 1588039), (159, 988779), (171, 919391), (209, 752229), (249, 631389), (361, 435501), (477, 329593), (583, 269667), (627, 250743), (747, 210463), (913, 172197), (1007, 156123), (1083, 145167), (1577, 99693), (1749, 89889), (1881, 83581), (2739, 57399), (3021, 52041), (3249, 48389), (3971, 39591), (4399, 35739), (4731, 33231), (5247, 29963), (8217, 19133), (9063, 17347), (11077, 14193), (11913, 13197)]