28917756495

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{210487}}^1$

素因数の和:210612

約数の個数: 48

約数和(自身を含む): 52012426752

約数和(自身を除く): 23094670257

約数列:

[1, 3, 5, 9, 15, 43, 45, 71, 129, 213, 215, 355, 387, 639, 645, 1065, 1935, 3053, 3195, 9159, 15265, 27477, 45795, 137385, 210487, 631461, 1052435, 1894383, 3157305, 9050941, 9471915, 14944577, 27152823, 44833731, 45254705, 74722885, 81458469, 134501193, 135764115, 224168655, 407292345, 642616811, 672505965, 1927850433, 3213084055, 5783551299, 9639252165, 28917756495]

約数ペア:

[(1, 28917756495), (3, 9639252165), (5, 5783551299), (9, 3213084055), (15, 1927850433), (43, 672505965), (45, 642616811), (71, 407292345), (129, 224168655), (213, 135764115), (215, 134501193), (355, 81458469), (387, 74722885), (639, 45254705), (645, 44833731), (1065, 27152823), (1935, 14944577), (3053, 9471915), (3195, 9050941), (9159, 3157305), (15265, 1894383), (27477, 1052435), (45795, 631461), (137385, 210487)]