28348425

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:503

約数の個数: 72

約数和(自身を含む): 59579520

約数和(自身を除く): 31231095

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 41, 45, 63, 75, 105, 123, 175, 205, 225, 287, 315, 369, 439, 525, 615, 861, 1025, 1317, 1435, 1575, 1845, 2195, 2583, 3073, 3075, 3951, 4305, 6585, 7175, 9219, 9225, 10975, 12915, 15365, 17999, 19755, 21525, 27657, 32925, 46095, 53997, 64575, 76825, 89995, 98775, 125993, 138285, 161991, 230475, 269985, 377979, 449975, 629965, 691425, 809955, 1133937, 1349925, 1889895, 3149825, 4049775, 5669685, 9449475, 28348425]

約数ペア:

[(1, 28348425), (3, 9449475), (5, 5669685), (7, 4049775), (9, 3149825), (15, 1889895), (21, 1349925), (25, 1133937), (35, 809955), (41, 691425), (45, 629965), (63, 449975), (75, 377979), (105, 269985), (123, 230475), (175, 161991), (205, 138285), (225, 125993), (287, 98775), (315, 89995), (369, 76825), (439, 64575), (525, 53997), (615, 46095), (861, 32925), (1025, 27657), (1317, 21525), (1435, 19755), (1575, 17999), (1845, 15365), (2195, 12915), (2583, 10975), (3073, 9225), (3075, 9219), (3951, 7175), (4305, 6585)]