221567168

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{617}}^1$

素因数の和:841

約数の個数: 56

約数和(自身を含む): 457102464

約数和(自身を除く): 235535296

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 181, 248, 362, 496, 617, 724, 992, 1234, 1448, 1984, 2468, 2896, 4936, 5611, 5792, 9872, 11222, 11584, 19127, 19744, 22444, 38254, 39488, 44888, 76508, 89776, 111677, 153016, 179552, 223354, 306032, 359104, 446708, 612064, 893416, 1224128, 1786832, 3461987, 3573664, 6923974, 7147328, 13847948, 27695896, 55391792, 110783584, 221567168]

約数ペア:

[(1, 221567168), (2, 110783584), (4, 55391792), (8, 27695896), (16, 13847948), (31, 7147328), (32, 6923974), (62, 3573664), (64, 3461987), (124, 1786832), (181, 1224128), (248, 893416), (362, 612064), (496, 446708), (617, 359104), (724, 306032), (992, 223354), (1234, 179552), (1448, 153016), (1984, 111677), (2468, 89776), (2896, 76508), (4936, 44888), (5611, 39488), (5792, 38254), (9872, 22444), (11222, 19744), (11584, 19127)]