31185585

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1039}}^1$

素因数の和:1102

約数の個数: 48

約数和(自身を含む): 58406400

約数和(自身を除く): 27220815

約数列:

[1, 3, 5, 9, 15, 23, 29, 45, 69, 87, 115, 145, 207, 261, 345, 435, 667, 1035, 1039, 1305, 2001, 3117, 3335, 5195, 6003, 9351, 10005, 15585, 23897, 30015, 30131, 46755, 71691, 90393, 119485, 150655, 215073, 271179, 358455, 451965, 693013, 1075365, 1355895, 2079039, 3465065, 6237117, 10395195, 31185585]

約数ペア:

[(1, 31185585), (3, 10395195), (5, 6237117), (9, 3465065), (15, 2079039), (23, 1355895), (29, 1075365), (45, 693013), (69, 451965), (87, 358455), (115, 271179), (145, 215073), (207, 150655), (261, 119485), (345, 90393), (435, 71691), (667, 46755), (1035, 30131), (1039, 30015), (1305, 23897), (2001, 15585), (3117, 10005), (3335, 9351), (5195, 6003)]