2028753398

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{991}}^1$

素因数の和:1173

約数の個数: 64

約数和(自身を含む): 3702620160

約数和(自身を除く): 1673866762

約数列:

[1, 2, 7, 14, 31, 53, 62, 89, 106, 178, 217, 371, 434, 623, 742, 991, 1246, 1643, 1982, 2759, 3286, 4717, 5518, 6937, 9434, 11501, 13874, 19313, 23002, 30721, 33019, 38626, 52523, 61442, 66038, 88199, 105046, 146227, 176398, 215047, 292454, 367661, 430094, 617393, 735322, 1023589, 1234786, 1628213, 2047178, 2734169, 3256426, 4674547, 5468338, 9349094, 11397491, 19139183, 22794982, 32721829, 38278366, 65443658, 144910957, 289821914, 1014376699, 2028753398]

約数ペア:

[(1, 2028753398), (2, 1014376699), (7, 289821914), (14, 144910957), (31, 65443658), (53, 38278366), (62, 32721829), (89, 22794982), (106, 19139183), (178, 11397491), (217, 9349094), (371, 5468338), (434, 4674547), (623, 3256426), (742, 2734169), (991, 2047178), (1246, 1628213), (1643, 1234786), (1982, 1023589), (2759, 735322), (3286, 617393), (4717, 430094), (5518, 367661), (6937, 292454), (9434, 215047), (11501, 176398), (13874, 146227), (19313, 105046), (23002, 88199), (30721, 66038), (33019, 61442), (38626, 52523)]