828973425

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{191}}^1\times {\mathrm{1181}}^1$

素因数の和:1399

約数の個数: 72

約数和(自身を含む): 1604040192

約数和(自身を除く): 775066767

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 191, 245, 525, 573, 735, 955, 1181, 1225, 1337, 2865, 3543, 3675, 4011, 4775, 5905, 6685, 8267, 9359, 14325, 17715, 20055, 24801, 28077, 29525, 33425, 41335, 46795, 57869, 88575, 100275, 124005, 140385, 173607, 206675, 225571, 233975, 289345, 620025, 676713, 701925, 868035, 1127855, 1446725, 1578997, 3383565, 4340175, 4736991, 5639275, 7894985, 11052979, 16917825, 23684955, 33158937, 39474925, 55264895, 118424775, 165794685, 276324475, 828973425]

約数ペア:

[(1, 828973425), (3, 276324475), (5, 165794685), (7, 118424775), (15, 55264895), (21, 39474925), (25, 33158937), (35, 23684955), (49, 16917825), (75, 11052979), (105, 7894985), (147, 5639275), (175, 4736991), (191, 4340175), (245, 3383565), (525, 1578997), (573, 1446725), (735, 1127855), (955, 868035), (1181, 701925), (1225, 676713), (1337, 620025), (2865, 289345), (3543, 233975), (3675, 225571), (4011, 206675), (4775, 173607), (5905, 140385), (6685, 124005), (8267, 100275), (9359, 88575), (14325, 57869), (17715, 46795), (20055, 41335), (24801, 33425), (28077, 29525)]