28324425

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 49193280

約数和(自身を除く): 20868855

約数列:

[1, 3, 5, 15, 25, 37, 59, 75, 111, 173, 177, 185, 295, 519, 555, 865, 885, 925, 1475, 2183, 2595, 2775, 4325, 4425, 6401, 6549, 10207, 10915, 12975, 19203, 30621, 32005, 32745, 51035, 54575, 96015, 153105, 160025, 163725, 255175, 377659, 480075, 765525, 1132977, 1888295, 5664885, 9441475, 28324425]

約数ペア:

[(1, 28324425), (3, 9441475), (5, 5664885), (15, 1888295), (25, 1132977), (37, 765525), (59, 480075), (75, 377659), (111, 255175), (173, 163725), (177, 160025), (185, 153105), (295, 96015), (519, 54575), (555, 51035), (865, 32745), (885, 32005), (925, 30621), (1475, 19203), (2183, 12975), (2595, 10915), (2775, 10207), (4325, 6549), (4425, 6401)]