28991036361

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1063}}^1\times {\mathrm{2357}}^1$

素因数の和:3478

約数の個数: 64

約数和(自身を含む): 48171110400

約数和(自身を除く): 19180074039

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1063, 1653, 2357, 3189, 3857, 7071, 7441, 11571, 16499, 20197, 22323, 30827, 44783, 49497, 60591, 68353, 92481, 134349, 141379, 205059, 215789, 313481, 424137, 478471, 585713, 647367, 940443, 1298707, 1435413, 1757139, 2505491, 3896121, 4099991, 7516473, 9090949, 12299973, 17538437, 27272847, 47604329, 52615311, 72659239, 142812987, 217977717, 333230303, 508614673, 999690909, 1380525541, 1525844019, 4141576623, 9663678787, 28991036361]

約数ペア:

[(1, 28991036361), (3, 9663678787), (7, 4141576623), (19, 1525844019), (21, 1380525541), (29, 999690909), (57, 508614673), (87, 333230303), (133, 217977717), (203, 142812987), (399, 72659239), (551, 52615311), (609, 47604329), (1063, 27272847), (1653, 17538437), (2357, 12299973), (3189, 9090949), (3857, 7516473), (7071, 4099991), (7441, 3896121), (11571, 2505491), (16499, 1757139), (20197, 1435413), (22323, 1298707), (30827, 940443), (44783, 647367), (49497, 585713), (60591, 478471), (68353, 424137), (92481, 313481), (134349, 215789), (141379, 205059)]