81098724

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{1289}}^1$

素因数の和:1417

約数の個数: 72

約数和(自身を含む): 222354720

約数和(自身を除く): 141255996

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 107, 147, 196, 214, 294, 321, 428, 588, 642, 749, 1284, 1289, 1498, 2247, 2578, 2996, 3867, 4494, 5156, 5243, 7734, 8988, 9023, 10486, 15468, 15729, 18046, 20972, 27069, 31458, 36092, 54138, 62916, 63161, 108276, 126322, 137923, 189483, 252644, 275846, 378966, 413769, 551692, 757932, 827538, 965461, 1655076, 1930922, 2896383, 3861844, 5792766, 6758227, 11585532, 13516454, 20274681, 27032908, 40549362, 81098724]

約数ペア:

[(1, 81098724), (2, 40549362), (3, 27032908), (4, 20274681), (6, 13516454), (7, 11585532), (12, 6758227), (14, 5792766), (21, 3861844), (28, 2896383), (42, 1930922), (49, 1655076), (84, 965461), (98, 827538), (107, 757932), (147, 551692), (196, 413769), (214, 378966), (294, 275846), (321, 252644), (428, 189483), (588, 137923), (642, 126322), (749, 108276), (1284, 63161), (1289, 62916), (1498, 54138), (2247, 36092), (2578, 31458), (2996, 27069), (3867, 20972), (4494, 18046), (5156, 15729), (5243, 15468), (7734, 10486), (8988, 9023)]