28789950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{3917}}^1$

素因数の和:3946

約数の個数: 72

約数和(自身を含む): 83077272

約数和(自身を除く): 54287322

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 350, 490, 525, 735, 1050, 1225, 1470, 2450, 3675, 3917, 7350, 7834, 11751, 19585, 23502, 27419, 39170, 54838, 58755, 82257, 97925, 117510, 137095, 164514, 191933, 195850, 274190, 293775, 383866, 411285, 575799, 587550, 685475, 822570, 959665, 1151598, 1370950, 1919330, 2056425, 2878995, 4112850, 4798325, 5757990, 9596650, 14394975, 28789950]

約数ペア:

[(1, 28789950), (2, 14394975), (3, 9596650), (5, 5757990), (6, 4798325), (7, 4112850), (10, 2878995), (14, 2056425), (15, 1919330), (21, 1370950), (25, 1151598), (30, 959665), (35, 822570), (42, 685475), (49, 587550), (50, 575799), (70, 411285), (75, 383866), (98, 293775), (105, 274190), (147, 195850), (150, 191933), (175, 164514), (210, 137095), (245, 117510), (294, 97925), (350, 82257), (490, 58755), (525, 54838), (735, 39170), (1050, 27419), (1225, 23502), (1470, 19585), (2450, 11751), (3675, 7834), (3917, 7350)]