16415928

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^2\times {\mathrm{431}}^1$

素因数の和:489

約数の個数: 72

約数和(自身を含む): 46584720

約数和(自身を除く): 30168792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 431, 529, 552, 828, 862, 1058, 1293, 1587, 1656, 1724, 2116, 2586, 3174, 3448, 3879, 4232, 4761, 5172, 6348, 7758, 9522, 9913, 10344, 12696, 15516, 19044, 19826, 29739, 31032, 38088, 39652, 59478, 79304, 89217, 118956, 178434, 227999, 237912, 356868, 455998, 683997, 713736, 911996, 1367994, 1823992, 2051991, 2735988, 4103982, 5471976, 8207964, 16415928]

約数ペア:

[(1, 16415928), (2, 8207964), (3, 5471976), (4, 4103982), (6, 2735988), (8, 2051991), (9, 1823992), (12, 1367994), (18, 911996), (23, 713736), (24, 683997), (36, 455998), (46, 356868), (69, 237912), (72, 227999), (92, 178434), (138, 118956), (184, 89217), (207, 79304), (276, 59478), (414, 39652), (431, 38088), (529, 31032), (552, 29739), (828, 19826), (862, 19044), (1058, 15516), (1293, 12696), (1587, 10344), (1656, 9913), (1724, 9522), (2116, 7758), (2586, 6348), (3174, 5172), (3448, 4761), (3879, 4232)]