197991495

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 398361600

約数和(自身を除く): 200370105

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 47, 57, 65, 95, 117, 141, 171, 195, 235, 247, 285, 379, 423, 585, 611, 705, 741, 855, 893, 1137, 1235, 1833, 1895, 2115, 2223, 2679, 3055, 3411, 3705, 4465, 4927, 5499, 5685, 7201, 8037, 9165, 11115, 11609, 13395, 14781, 17055, 17813, 21603, 24635, 27495, 34827, 36005, 40185, 44343, 53439, 58045, 64809, 73905, 89065, 93613, 104481, 108015, 160317, 174135, 221715, 231569, 267195, 280839, 324045, 338447, 468065, 522405, 694707, 801585, 842517, 1015341, 1157845, 1404195, 1692235, 2084121, 3046023, 3473535, 4212585, 4399811, 5076705, 10420605, 13199433, 15230115, 21999055, 39598299, 65997165, 197991495]

約数ペア:

[(1, 197991495), (3, 65997165), (5, 39598299), (9, 21999055), (13, 15230115), (15, 13199433), (19, 10420605), (39, 5076705), (45, 4399811), (47, 4212585), (57, 3473535), (65, 3046023), (95, 2084121), (117, 1692235), (141, 1404195), (171, 1157845), (195, 1015341), (235, 842517), (247, 801585), (285, 694707), (379, 522405), (423, 468065), (585, 338447), (611, 324045), (705, 280839), (741, 267195), (855, 231569), (893, 221715), (1137, 174135), (1235, 160317), (1833, 108015), (1895, 104481), (2115, 93613), (2223, 89065), (2679, 73905), (3055, 64809), (3411, 58045), (3705, 53439), (4465, 44343), (4927, 40185), (5499, 36005), (5685, 34827), (7201, 27495), (8037, 24635), (9165, 21603), (11115, 17813), (11609, 17055), (13395, 14781)]