201260655

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{467}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 357593184

約数和(自身を除く): 156332529

約数列:

[1, 3, 5, 9, 15, 45, 61, 157, 183, 305, 467, 471, 549, 785, 915, 1401, 1413, 2335, 2355, 2745, 4203, 7005, 7065, 9577, 21015, 28487, 28731, 47885, 73319, 85461, 86193, 142435, 143655, 219957, 256383, 366595, 427305, 430965, 659871, 1099785, 1281915, 3299355, 4472459, 13417377, 22362295, 40252131, 67086885, 201260655]

約数ペア:

[(1, 201260655), (3, 67086885), (5, 40252131), (9, 22362295), (15, 13417377), (45, 4472459), (61, 3299355), (157, 1281915), (183, 1099785), (305, 659871), (467, 430965), (471, 427305), (549, 366595), (785, 256383), (915, 219957), (1401, 143655), (1413, 142435), (2335, 86193), (2355, 85461), (2745, 73319), (4203, 47885), (7005, 28731), (7065, 28487), (9577, 21015)]