55745145

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 105830400

約数和(自身を除く): 50085255

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 103, 135, 171, 211, 285, 309, 513, 515, 633, 855, 927, 1055, 1545, 1899, 1957, 2565, 2781, 3165, 4009, 4635, 5697, 5871, 9495, 9785, 12027, 13905, 17613, 20045, 21733, 28485, 29355, 36081, 52839, 60135, 65199, 88065, 108243, 108665, 180405, 195597, 264195, 325995, 412927, 541215, 586791, 977985, 1238781, 2064635, 2933955, 3716343, 6193905, 11149029, 18581715, 55745145]

約数ペア:

[(1, 55745145), (3, 18581715), (5, 11149029), (9, 6193905), (15, 3716343), (19, 2933955), (27, 2064635), (45, 1238781), (57, 977985), (95, 586791), (103, 541215), (135, 412927), (171, 325995), (211, 264195), (285, 195597), (309, 180405), (513, 108665), (515, 108243), (633, 88065), (855, 65199), (927, 60135), (1055, 52839), (1545, 36081), (1899, 29355), (1957, 28485), (2565, 21733), (2781, 20045), (3165, 17613), (4009, 13905), (4635, 12027), (5697, 9785), (5871, 9495)]