15970395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 32348160

約数和(自身を除く): 16377765

約数列:

[1, 3, 5, 7, 15, 17, 21, 23, 35, 51, 69, 85, 105, 115, 119, 161, 255, 345, 357, 389, 391, 483, 595, 805, 1167, 1173, 1785, 1945, 1955, 2415, 2723, 2737, 5835, 5865, 6613, 8169, 8211, 8947, 13615, 13685, 19839, 26841, 33065, 40845, 41055, 44735, 46291, 62629, 99195, 134205, 138873, 152099, 187887, 231455, 313145, 456297, 694365, 760495, 939435, 1064693, 2281485, 3194079, 5323465, 15970395]

約数ペア:

[(1, 15970395), (3, 5323465), (5, 3194079), (7, 2281485), (15, 1064693), (17, 939435), (21, 760495), (23, 694365), (35, 456297), (51, 313145), (69, 231455), (85, 187887), (105, 152099), (115, 138873), (119, 134205), (161, 99195), (255, 62629), (345, 46291), (357, 44735), (389, 41055), (391, 40845), (483, 33065), (595, 26841), (805, 19839), (1167, 13685), (1173, 13615), (1785, 8947), (1945, 8211), (1955, 8169), (2415, 6613), (2723, 5865), (2737, 5835)]