22112145

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 43819776

約数和(自身を除く): 21707631

約数列:

[1, 3, 5, 9, 11, 15, 31, 33, 45, 55, 93, 99, 121, 131, 155, 165, 279, 341, 363, 393, 465, 495, 605, 655, 1023, 1089, 1179, 1395, 1441, 1705, 1815, 1965, 3069, 3751, 4061, 4323, 5115, 5445, 5895, 7205, 11253, 12183, 12969, 15345, 15851, 18755, 20305, 21615, 33759, 36549, 44671, 47553, 56265, 60915, 64845, 79255, 134013, 142659, 168795, 182745, 223355, 237765, 402039, 491381, 670065, 713295, 1474143, 2010195, 2456905, 4422429, 7370715, 22112145]

約数ペア:

[(1, 22112145), (3, 7370715), (5, 4422429), (9, 2456905), (11, 2010195), (15, 1474143), (31, 713295), (33, 670065), (45, 491381), (55, 402039), (93, 237765), (99, 223355), (121, 182745), (131, 168795), (155, 142659), (165, 134013), (279, 79255), (341, 64845), (363, 60915), (393, 56265), (465, 47553), (495, 44671), (605, 36549), (655, 33759), (1023, 21615), (1089, 20305), (1179, 18755), (1395, 15851), (1441, 15345), (1705, 12969), (1815, 12183), (1965, 11253), (3069, 7205), (3751, 5895), (4061, 5445), (4323, 5115)]