31091032

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 70502400

約数和(自身を除く): 39411368

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 101, 161, 184, 202, 239, 322, 404, 478, 644, 707, 808, 956, 1288, 1414, 1673, 1912, 2323, 2828, 3346, 4646, 5497, 5656, 6692, 9292, 10994, 13384, 16261, 18584, 21988, 24139, 32522, 38479, 43976, 48278, 65044, 76958, 96556, 130088, 153916, 168973, 193112, 307832, 337946, 555197, 675892, 1110394, 1351784, 2220788, 3886379, 4441576, 7772758, 15545516, 31091032]

約数ペア:

[(1, 31091032), (2, 15545516), (4, 7772758), (7, 4441576), (8, 3886379), (14, 2220788), (23, 1351784), (28, 1110394), (46, 675892), (56, 555197), (92, 337946), (101, 307832), (161, 193112), (184, 168973), (202, 153916), (239, 130088), (322, 96556), (404, 76958), (478, 65044), (644, 48278), (707, 43976), (808, 38479), (956, 32522), (1288, 24139), (1414, 21988), (1673, 18584), (1912, 16261), (2323, 13384), (2828, 10994), (3346, 9292), (4646, 6692), (5497, 5656)]