197139825

素因数分解:

$3^6\times 5^2\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:430

約数の個数: 84

約数和(自身を含む): 380167260

約数和(自身を除く): 183027435

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 81, 87, 135, 145, 225, 243, 261, 373, 405, 435, 675, 725, 729, 783, 1119, 1215, 1305, 1865, 2025, 2175, 2349, 3357, 3645, 3915, 5595, 6075, 6525, 7047, 9325, 10071, 10817, 11745, 16785, 18225, 19575, 21141, 27975, 30213, 32451, 35235, 50355, 54085, 58725, 83925, 90639, 97353, 105705, 151065, 162255, 176175, 251775, 270425, 271917, 292059, 453195, 486765, 528525, 755325, 811275, 876177, 1359585, 1460295, 2265975, 2433825, 2628531, 4380885, 6797925, 7301475, 7885593, 13142655, 21904425, 39427965, 65713275, 197139825]

約数ペア:

[(1, 197139825), (3, 65713275), (5, 39427965), (9, 21904425), (15, 13142655), (25, 7885593), (27, 7301475), (29, 6797925), (45, 4380885), (75, 2628531), (81, 2433825), (87, 2265975), (135, 1460295), (145, 1359585), (225, 876177), (243, 811275), (261, 755325), (373, 528525), (405, 486765), (435, 453195), (675, 292059), (725, 271917), (729, 270425), (783, 251775), (1119, 176175), (1215, 162255), (1305, 151065), (1865, 105705), (2025, 97353), (2175, 90639), (2349, 83925), (3357, 58725), (3645, 54085), (3915, 50355), (5595, 35235), (6075, 32451), (6525, 30213), (7047, 27975), (9325, 21141), (10071, 19575), (10817, 18225), (11745, 16785)]